#4 How is squaring a number reverse of finding a square root?
#9 What is the area of the square with each side length?
10 x 10 = 100 square units
16 x 16 = 289 square units
#10 Determine the area of a square with each side length?
a) 9 squared = 81 square units
b) 11 squared = 121 square units
#15b Square root of 64 = 8
#16b Square root of 25 = 5
#18 A floor mat for gymnastics with a side length of 14 m. What is the area of the floor mat in square meters?
14 x 14 = 196 squared meters
#21 Kate is going to put a patio in her backyard. The patio stones she is using each have an area of 1 squared meters.
a) Area of the patio: 14 x 4 = 56 squared meters
b) Different dimensions with same area: 2 m by 28m
c) Is it possible it could be a square with whole side lengths and same area?
No, because it's not a perfect square.
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