i-Ready Diagnostic Test Diagnostic Measurement, Data, and Geometry 5

Question 1

A rectangle's area is 72 sq cm and its width is 8 cm. What is its length?

Accepted Answer

9 cm

Answer

Area = length × width; length = 72 ÷ 8 = 9 cm.

Question 2

A pictograph shows each symbol = 5 students. If one category shows 4 symbols, how many students are in that category?

Accepted Answer

20

Answer

4 symbols × 5 students per symbol = 20 students.

Question 3

Which metric unit is best for measuring the distance between two cities?

Accepted Answer

Kilometers

Answer

Kilometers are used for large distances like those between cities.

Question 4

A parallelogram has a base of 9 in and a height of 6 in. What is its area?

Accepted Answer

54 sq in

Answer

Area of a parallelogram = base × height = 9 × 6 = 54 sq in.

Question 5

What type of angle measures exactly 90°?

Accepted Answer

Right angle

Answer

A right angle measures exactly 90° and is often marked with a small square.

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