G4 Volume

Which is a unit of volume (體積的單位)?

• three centimeter

• cm²

• cubic meter

The formula of volume(體積的公式):
V= ? x ? x ?

This is a square.

• True (O)

• False (X)

The length is 7 cm and the width is 7 cm. Find the height. A: ( ) cm

How many cubic units are there?

Which of the following has the largest volume?

• yellow

• red

• blue

• the same

Helen made a rentagular box. Its length is 34 cm, width is 3 cm and height is 10 cm. What is the volume of the box? (V= ? cubic centimeter)

There is a square gadren. Each side is 25 meters. Find the area. (A=? square meters)

There is a rectangular card. The length is 91 mm and the width is 39 mm. Find the perimeter. (P=?mm)

Which is true?

• cubic centimeter = cm²

• square centimeter = cm²

• square centimeter = cm³