Question

A rectangular board is 1.5 meters long and 1.2 meters wide. What is the area of the board in square millimeters?

Answer 1

1 meter = 1000mm

Convert the dimensions to mm:

1.5 x 1000 = 1500 mm

1.2 x1000 = 1200 mm

Area = length x width

Area = 1500 x 1200 = 1,800,000 square mm