MASS Math 3

Question 1

What is the sum of the angles in a triangle?

Accepted Answer

180°

Answer

The interior angles of any triangle add up to 180°.

Question 2

Simplify: 4(x + 3) - 2x.

Accepted Answer

2x + 12

Answer

Distribute to get 4x + 12 - 2x = 2x + 12.

Question 3

What is the greatest common factor of 24 and 36?

Accepted Answer

12

Answer

12 is the largest number that divides both 24 and 36 evenly.

Question 4

A shirt costs $40 and is on sale for 25% off. What is the sale price?

Accepted Answer

$30

Answer

25% of $40 is $10, so $40 - $10 = $30.

Question 5

What is the perimeter of a square with side length 9 cm?

Accepted Answer

36 cm

Answer

Perimeter = 4 × side = 4 × 9 = 36 cm.

MASS Test Practice Test