ACT Math

Front

What is the sum of the angles in a triangle?

Back

The sum of the angles in a triangle is always 180 degrees.

Tags

CCSS.8.G.A.5

Front

How do you find the area of a triangle?

Back

Area = (1/2) * base * height.

Tags

CCSS.6.G.A.1

Front

What is the formula for the area of a triangle with base 10 in and height 5 in?

Back

Area = (1/2) * 10 * 5 = 25 in².

Tags

CCSS.6.G.A.1

Front

What is scientific notation?

Back

A way of expressing numbers as a product of a number between 1 and 10 and a power of 10.

Tags

CCSS.8.EE.A.3

Front

Convert 6700000 to scientific notation.

Back

6.7 x 10^6.

Tags

CCSS.8.EE.A.3

Front

What is the distributive property in algebra?

Back

a(b + c) = ab + ac.

Tags

CCSS.6.EE.A.3

Front

Simplify (1/3)(21m + 27).

Back

7m + 9.

Tags

CCSS.7.EE.A.1

Front

What is the measure of an angle if the other two angles in a triangle are 50 and 65 degrees?

Back

The measure of the third angle is 180 - (50 + 65) = 65 degrees.

Tags

CCSS.8.G.A.5

Front

What is the relationship between the angles in a right triangle?

Back

One angle is 90 degrees, and the sum of the other two angles is 90 degrees.

Tags

CCSS.8.G.A.5

Front

What is the Pythagorean theorem?

Back

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

Tags

CCSS.8.G.B.8