8th Grade benchmark

Front

What is a leg in a right triangle?

Back

A leg is one of the two sides that form the right angle in a right triangle.

Front

What is the hypotenuse in a right triangle?

Back

The hypotenuse is the longest side of a right triangle, opposite the right angle.

Front

Simplify the expression: 6 + 2(7x – 3)

Back

14x.

Front

Write the equation that represents Marsha's earnings: Marsha gets a job that pays $15 per hour, and she started the week with $20.

Back

y = 15x + 20.

Front

What is the first step to solve the equation 11 – 3x = 44?

Back

Subtract 11 from both sides.

Front

What is scientific notation?

Back

A way of expressing numbers as a product of a coefficient and a power of 10.

Front

Convert 3200 to scientific notation.

Back

3.2 × 10^3.

Front

What is the formula for the area of a triangle?

Back

Area = 1/2 × base × height.

Front

What is the Pythagorean theorem?

Back

In a right triangle, a² + b² = c², where c is the hypotenuse.

Front

What does it mean to simplify an expression?

Back

To combine like terms and reduce the expression to its simplest form.