10.01 Area and perimeter
Adaptive
Worksheet
Interactive practice questions
Consider a rectangle with length $11$11 units and width $9$9 units.
a
Calculate the perimeter of the rectangle.
b
The length and the width are doubled. Calculate the new perimeter.
c
Choose the correct statement about how the new perimeter compares to the original.
The perimeter has increased by $75%$75%.
A
The perimeter has doubled.
B
The perimeter has tripled.
C
The perimeter has quadrupled.
D
Medium
3min
Consider a square with a side length of $10$10 units.
Medium
2min
Consider a parallelogram with base $5$5 units and height $8$8 units.
Medium
2min
When the side length of a square is doubled, how does the area change?
Medium
< 1min
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