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Earn +20 ptsQ: Does a rectangle 7cm long have an area of 21cm?
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What is the area of a 5cm by 7cm rectangle?
To find the area of a rectangle, you multiply its length by its width. In this case, the length is 7cm and the width is 5cm. So, the area of the rectangle is 7cm x 5cm = 35 square centimeters.
What is the perimeter of an equilateral triangle whose side is 7cm?
It is: 3*7 = 21cm
What is the area of a rectangle with width 7cm and length 9cm?
To find the area of a rectangle, you multiply the length by the width. In this case, the width is 7cm and the length is 9cm. So, the area would be 7cm x 9cm = 63 square centimeters.
What is the area of a 7cm square?
area= 7cm x 7cm = 49cm^2
A rectangle is 7cm wide and 9cm long what is its perimeter?
63 cmPerimeter = 2 x (Length + Width) = 2 x (9cm + 7cm) = 2 x 16cm = 32cm
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