U4L3 Quick Check

Front

What is the average of the following numbers: 40, 42, 45, 50, 55?

Back

42.5

Front

What is the sum of the angles in a triangle?

Back

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

Front

What is the formula for calculating the area of a rectangle?

Back

Area = length × width.

Front

What is the value of 7 × 8?

Back

56

Front

What is the perimeter of a rectangle with length 10 and width 5?

Back

Perimeter = 2(length + width) = 30.

Front

What is the value of 9 + 10?

Back

19

Front

What is the formula for calculating the circumference of a circle?

Back

Circumference = 2πr, where r is the radius.

Front

What is the value of 12 - 3?

Back

9

Front

What is the formula for calculating the volume of a rectangular prism?

Back

Volume = length × width × height.

Front

What is the value of 15 ÷ 3?

Back

5