50+ Important SAT Math Formulas: Tips to Remember

Last Updated : 21 Aug, 2025

To ace the SAT Math section, knowing the right SAT Math formulas is key to success. This comprehensive guide provides a complete list of essential SAT Math formulas, covering everything from algebra and geometry to trigonometry and data analysis. By mastering these formulas, you can solve problems faster and with greater accuracy.

Whether you're preparing with SAT Math practice questions or reviewing key concepts, having these crucial formulas at your fingertips will significantly enhance your performance. Boost your confidence and maximize your score by familiarizing yourself with these must-know SAT Math formulas before test day.

SAT-Math-Formulas-You-MUST-Know
SAT Math Formulas You MUST Know

Table of Content

Important SAT Math Formulas to Know

  • Algebra: Key equations and functions you need to solve complex problems quickly.
  • Geometry: Crucial formulas for calculating the area, volume, and surface area of various shapes.
  • Statistics: Essential concepts and calculations for interpreting data and solving probability questions.

Understanding these formulas can make a big difference in your SAT math preparation. Dive into our comprehensive list to ensure you're fully equipped for the test. For more targeted preparation, check out our detailed guide on SAT math tips and strategies.

SAT Math Formula Sheet 2025

Formula CategoryFormulaExplanation
Area of a CircleA =  πr2

\pi is approximately 3.14; r is the radius of the circle.

Circumference of a CircleC = 2πrd is the diameter (twice the radius).
Area of a RectangleA = l x wl is the length; w is the width.
Area of a Triangle

A = \frac {1} {2} bxh

b is the base; h is the height. For right triangles, height is one of the sides forming the right angle.
Pythagorean Theorema2 + b2 = c2For right triangles, c is the hypotenuse (longest side).
30-60-90 TriangleSide lengths: x,

x\sqrt 2, 2x

Angles: 30°, 60°, and 90°.
Isosceles Right TriangleSide lengths: x, x,

x \sqrt 2

Angles: 45°, 45°, and 90°.
Volume of a Rectangular SolidV = l x w x hl is length; w is width; h is height.
Volume of a CylinderV = πr2hr is the radius; h is the height.
Volume of a SphereV = 4/3 πr2hr is the radius.
Volume of a ConeV = 1/3 πr2hr is the radius; h is the height.
Volume of a PyramidV = 1/3 lwhl is length; w is width; h is height.
Degrees in a Circle360°Total number of degrees in a circle.
Radians in a Circle

2\pi

Total number of radians in a circle.
Degrees in a Triangle180°Total number of degrees in a triangle.
Slope Formulaslope=

\frac{y_2 - y_1}{x_2 - x_1}

Given points (x1, y1) and (x2, y2)
Equation of a Liney = mx + bm is the slope; b is the y-intercept.
Midpoint Formula

\left( \frac{x_1 + x_2}{2}, \frac{y_1 + y_2}{2} \right)

Find the midpoint between points (x1, y1) and (x2, y2)
Distance Formula

\sqrt{(x_2 - x_1)^2 + (y_2 - y_1)^2}

Find the distance between points (x1, y1) and (x2, y2)
Length of an ArcLarc =

\frac{\text{degree measure}}{360} \times 2 \pi r

Find the length of an arc.
Area of an Arc SectorAarc sector =

\frac{\text{degree measure}}{360} \times \pi r^2

Find the area of an arc sector.
Quadratic Equation

x = \frac{-b \pm \sqrt{b^2 - 4ac}}{2a}

​​		Solve for x in ax2 + bx + c = 0
Average (Mean)

Mean = \frac {\text{Sum of Terms}} {\text{Number of Terms}}


Find the average of a set of numbers.
Probability

Probability = \frac{\text{number of desired outcomes}}{\text{total number of outcomes}}

Calculate the probability of an event.
Percentage Calculations

x\% \text{ of } n = \frac{n \times x}{100}

​		Find percentages and related calculations.

Formulas Given on the SAT

On the SAT, you're provided with 12 formulas for the test and three key geometry laws. While memorizing these formulas can be beneficial and save time, it is not necessary since they are included in every SAT math section.

Focus Your Study Efforts:

  1. Algebra and Trigonometry Formulas: Prioritize learning these formulas as they are crucial for most of the SAT math problems.
  2. Geometry Formulas: Though you receive these during the test, understanding their applications is essential. Geometry questions account for about 10% or less of the math section, so while it's important to know these formulas, most of your study should focus on algebra.

Key Geometry Formulas: Understanding the given geometry formulas and their applications is critical. Here's a breakdown of the key formulas and what they mean:

  • Area of Basic Shapes: Formulas for triangles, rectangles, and circles.
  • Volume Calculations: Formulas for cubes, cylinders, and cones.
  • Surface Area: How to calculate the surface area of various three-dimensional shapes.

Tips to Remember SAT Math Formula

It can seem impossible to learn the SAT math formulas by heart. But, you may streamline and control the procedure more effectively if you employ the appropriate tactics. Here are some suggestions:

  • Prioritize comprehension above rote memorization: Spend some time learning the meaning of each formula and when to use it. This method works far better than just learning formulas by heart without really grasping what they mean.
  • Utilize Mnemonic Devices: Develop mnemonic devices or memory aids to help recall complex formulas. For example, associating the components of the quadratic formula with a memorable phrase can make it easier to remember.
  • Regular and consistent revision is essential to memory retention: To help you remember the formulas, use apps, and flashcards, or just write them down frequently.
  • Make connections: Attempt to draw links between various formulas: You can recall formulas more efficiently if you know how they connect.
  • Use the formulas to go through real-world SAT math problems: This will aid in your memorization of the formulas and provide you with a clear knowledge of how they are used in real-world situations.
  • Apply Formulas in Context: Solve a variety of practice problems that require the use of different formulas. This contextual application helps in understanding when and how to use each formula effectively.

By familiarizing yourself with these formulas and their meanings, you'll be better prepared to tackle the geometry questions efficiently. For a thorough review, focus on algebraic and trigonometric formulas, as they will be more frequently tested.

Read More

New Digital SATDetailsFAQ’s
SAT Exam Syllabus 2025Comprehensive coverage of English and maths, including reading, writing, and language skills.What subjects does the SAT Exam cover?
The SAT covers English and Maths, focusing on reading comprehension, grammar, and quantitative skills.
SAT Full FormScholastic Assessment Test.What does SAT stand for?
SAT stands for Scholastic Assessment Test.
SAT Exam Dates 2025Multiple dates throughout 2025, typically offered several times from March to June, and then in the fall.When can I take the SAT in 2025?
The SAT is available on several dates from March to June, with additional dates in the fall.
SAT Exam Preparation 2025Focus on familiarizing yourself with the digital format, using resources like Khan Academy and College Board practice tests.How should I prepare for the SAT in 2025?
Utilize online resources and practice tests, especially those that simulate the digital exam environment.
SAT Exam 2025The test will be administered in a digital format, emphasizing integrated reading writing, and math sections.What is the format of the SAT 2025?
The 2025 SAT will be fully digital with sections on integrated reading writing, and math.
SAT Exam Maths Syllabus 2025Focus on algebra, problem-solving, data analysis, and advanced math topics.What topics are included in the SAT Maths syllabus for 2025?
The syllabus includes algebra, data analysis, and advanced mathematics.
SAT Exam Pattern 2025Digital format with two main sections: Reading & Writing and Math, both featuring a mix of multiple-choice and student-produced responses.What is the new pattern for SAT 2025?
It includes a digital format focusing on Reading & Writing and Math with multiple-choice and open-ended questions.
SAT Results 2025Typically released within two to four weeks after the test date.When are the SAT 2025 results released?
Results are generally available within two to four weeks post-exam.
SAT Exam Coaching Centres 2025Available globally, offering both in-person and online preparation options.Where can I find SAT coaching centres?
SAT coaching is available worldwide, including online platforms and local tutoring centres.
SAT Eligibility Criteria 2025No minimum age or qualification requirement, but designed for high school juniors and seniors.Who can take the SAT?
The SAT is open to anyone, typically taken by high school juniors and seniors.
Average SAT Score in 2025Scores range based on percentile; average often around 1050.What is the average SAT score?
The average score is typically around 1050, though it can vary yearly.
How to Get a Perfect SAT ScoreFocus on thorough preparation, understanding the exam format, and consistent practice.How can I achieve a perfect SAT score?
Achieving a perfect score requires comprehensive study, regular practice, and a deep understanding of the exam format.
What is a Good SAT Score?A “good” score aligns with the admission thresholds of your target colleges, generally above the 75th percentile.What counts as a good SAT score?
A good SAT score is typically above the 75th percentile for the colleges you are applying to.
SAT Preparation Tips & Tricks 2025Emphasizes early preparation, mastery of content, and practice tests.What are some effective SAT preparation tips?
Start early, be familiar with the test format, and take multiple practice tests.
SAT Scholarship 2025Many scholarships require SAT scores; specifics depend on the scholarship provider.Are there scholarships available based on SAT scores?
Yes, numerous scholarships consider SAT scores as part of their criteria.
SAT Exam Fees 2025The fee varies by country, with additional costs for changes or late registration.How much does it cost to take the SAT?
The cost can vary, typically starting around $60 in the U.S. with additional fees for international testing.
SAT Registration Process 2025Registration is available online via the College Board website, with specific deadlines for each test date.How do I register for the SAT?
Register online through the College Board’s website for specific deadlines. What are the steps to register for the SAT? Visit the College Board’s official website, create or log into your account, choose your test date and centre, and pay the registration fees.
Top 5 SAT Preparation Books To Score 1400+Recommended books include ‘The Official SAT Study Guide,’ ‘Kaplan SAT Prep Plus,’ and ‘The Princeton Review SAT Premium Prep.’What books should I use to prepare for the SAT?
Top choices include ‘The Official SAT Study Guide’ and ‘Kaplan SAT Prep Plus’ for comprehensive preparation.
SAT Cutoff For 2025The cutoff varies by college but scoring above average significantly enhances college application prospects.What is the SAT cutoff score for top colleges?
It varies, but scores above the 90th percentile are typically required for top-tier colleges.
SAT Exam Centers in India 2025Major cities like Mumbai, Delhi, Bangalore, and Hyderabad host SAT exam centres.Where can I take the SAT in India?
SAT is available in major cities including Mumbai, Delhi, Bangalore, and others.
List of SAT Accepting Colleges in India with Courses OfferedMany top universities in India accept SAT scores for admission into undergraduate courses.Which Indian colleges accept SAT scores and what courses do they offer?
Top universities like Ashoka University and OP Jindal accept the SAT for various undergraduate programs.
New SAT Digital Format 2025The SAT is fully digital, with adaptive testing features that adjust to a student’s answer choices.What is the new SAT digital format?
The SAT has transitioned to a digital format, featuring adaptive testing that tailors questions based on the test taker’s performance.
SAT ID Requirements 2025A valid passport or Aadhar card is needed for Indian students; requirements vary globally.What ID do I need for the SAT?
Indian students can use a passport or Aadhar card, while other valid IDs may be required in different countries.
Top 5 SAT Coaching in GurgaonCoaching centers like Princeton Review and Manya-The Princeton Review are highly rated.Where can I find good SAT coaching in Gurgaon?
Consider Princeton Review and Manya-The Princeton Review for top-rated SAT preparation.
List of Top SAT Coaching in MumbaiMajor centres include IMS and TIME, offering extensive training and resources.What are the best SAT coaching centres in Mumbai?
IMS and TIME are popular choices for comprehensive SAT training.
Top 5 SAT Coaching in DelhiOptions include Jamboree and Kaplan, known for their rigorous SAT prep programs.Which are the top SAT coaching centres in Delhi?
Jamboree and Kaplan are among the best for SAT preparation.
Top 5 SAT Coaching in NoidaLeading centers like Career Launcher and Edwise provide specialized SAT coaching.Where can I find effective SAT coaching in Noida?
Career Launcher and Edwise offer excellent SAT preparation services.
SAT Score CalculatorTools available online can predict your SAT score based on practice test results.How can I calculate my expected SAT score?
Use online SAT score calculators to estimate your score based on practice test performance.
Top 10 SAT Coaching Centres in Pune 2025Includes recognized names like BYJU’s and IMS for quality SAT prep.What are the best SAT coaching centres in Pune?
BYJU’s and IMS are highly recommended for their effective SAT training programs.
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