Spring 2022 PSAT Math Practice

Front

What is the formula for the area of a triangle?

Back

Area = 1/2 * base * height

Tags

CCSS.6.G.A.1

Front

Define the term 'slope' in the context of a linear equation.

Back

Slope is the measure of the steepness of a line, calculated as the rise over run (change in y over change in x).

Tags

CCSS.8.EE.B.5

Front

What is the Pythagorean theorem?

Back

In a right triangle, the square of the length of the hypotenuse (c) is equal to the sum of the squares of the lengths of the other two sides (a and b): a² + b² = c².

Tags

CCSS.8.G.B.8

Front

How do you calculate the mean of a set of numbers?

Back

Mean = (Sum of all values) / (Number of values).

Tags

CCSS.6.SP.B.5C

Front

What is a linear equation?

Back

A linear equation is an equation that makes a straight line when graphed. It can be written in the form y = mx + b, where m is the slope and b is the y-intercept.

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Front

What is the difference between a rational and an irrational number?

Back

A rational number can be expressed as a fraction of two integers, while an irrational number cannot be expressed as a simple fraction (e.g., √2, π).

Tags

CCSS.8.NS.A.1

Front

What is the formula for the circumference of a circle?

Back

Circumference = 2 * π * radius.

Tags

CCSS.7.G.B.4

Front

Define 'proportional relationships'.

Back

Proportional relationships are relationships between two quantities where the ratio between them is constant.

Tags

CCSS.7.RP.A.2A

Front

What is the quadratic formula?

Back

The quadratic formula is used to find the solutions of a quadratic equation ax² + bx + c = 0: x = (-b ± √(b² - 4ac)) / (2a).

Tags

CCSS.HSA-REI.B.4B

Front

What is the difference between mean, median, and mode?

Back

Mean is the average, median is the middle value when data is ordered, and mode is the most frequently occurring value.

Tags

CCSS.6.SP.B.5C