STAAR 8th Grade Math Formula Chart

Front

What is the formula for the volume of a pyramid?

Back

Volume = (1/3) * Base Area * Height

Front

How do you calculate the slope of a line?

Back

Slope (m) = (y2 - y1) / (x2 - x1)

Front

What is the Pythagorean Theorem?

Back

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

Front

What is the formula for the lateral surface area of a prism?

Back

Lateral Surface Area = Perimeter of Base * Height

Front

What is the equation for direct variation?

Back

y = kx, where k is a constant.

Front

What is the formula for the area of a triangle?

Back

Area = (1/2) * Base * Height

Front

What is the formula for the circumference of a circle?

Back

Circumference = 2 * π * r, where r is the radius.

Front

What is the formula for the area of a rectangle?

Back

Area = Length * Width

Front

What is the formula for the volume of a cylinder?

Back

Volume = π * r² * Height

Front

What is the formula for the surface area of a sphere?

Back

Surface Area = 4 * π * r²