Mathematics 3 First Quarter Test

Which of the following BEST explains what the area of a rectangle means?

• the number of square tiles that can fit inside the rectangle

• the number of lines inside a rectangle

• the distance around the rectangle

• the number of corners the rectangle has

Look at the figure below. It is a rectangle made up of square tiles. How can you estimate the area of the rectangle?

• multiply the number of rows by the number of columns

• count the number of sides the rectangle has

• add the corners of the rectangle

• subtract the columns from the rows

A rectangle has 3 rows of tiles, and each row has 5 tiles. What is the area of the rectangle in square tiles?

• 15 square tiles

• 10 square tiles

• 12 square tiles

• 5 square tiles

You are using square tiles to cover a square with 4 tiles on each side. What formula can you use to find the area of the square?

• side × side

• length × width

• length + width

• perimeter ÷ 2

What is the unit used to measure the area of a small square or rectangle on paper?

• square centimeter (sq. cm)

• square liter (sq. L)

• square meter (sq. m)

• cubic centimeter (cu. cm)

Which of the following formulas is used to find the area of a rectangle?

• Area = Length + Width

• Area = Length × Width

• Area = 2 × (Length + Width)

• Area = Side × Side × Side

Sophia wants to put a mat on her bedroom floor. Her room is 4 meters long and 3 meters wide. What is the area of the floor?

• 7 square meters

• 12 square meters

• 6 square meters

• 14 square meters

A rectangular table top is 6 decimeters long and 5 decimeters wide. What is its area?

• 11 square decimeters

• 30 square decimeters

• 25 square decimeters

• 15 square decimeters

Harry covered a square board with tiles. One side of the square board is 9 centimeters long. What is the area of the board?

• 18 square centimeters

• 81 square centimeters

• 36 square centimeters

• 45 square centimeters

Which of the following shows a line segment?

• a line that goes on forever in both directions

• a straight path with two endpoints

• a line with only one endpoint

• a single dot