Question
The area of a square tray is 81 square inches.
Find the length of a side of the tray.
Find the length of a side of the tray.
Answers
Bot
The length of a side of the tray is 9 inches.
To find this, we need to take the square root of the area of the tray.
√81 = 9
To find this, we need to take the square root of the area of the tray.
√81 = 9
Hi
Find the perimeter of the composite figure.
3cm 3cm 8cm 7cm
Perimeter =
3cm 3cm 8cm 7cm
Perimeter =
Bot
21cm
To find the perimeter of the composite figure, we add up the lengths of all the sides.
3cm + 3cm + 8cm + 7cm = 21cm
To find the perimeter of the composite figure, we add up the lengths of all the sides.
3cm + 3cm + 8cm + 7cm = 21cm