RECTANGLE
- a quadrilateral with four right angles.
Area of a rectangle:
Formula:
A = L * w
L = length
w = width
Illustration:
Example:
1. The shape of a rectangular picture frame has the length of 12 inches and 8 inches as width. Find its area.
Given:
L = 12 in.
W = 8 in.
Required: Area
Solution:
A = L*W
= 12 in.* 8 in.
= 96 sq. in.; final answer
2. The rectangular fence measures 120 feet by length and 100 by with. Find the area of the fence.
Given:
l = 120 ft.
w = 100 ft.
Required: Area
Solution:
A = l*w
= 120 ft * 100 ft.
= 12,000 sq. ft.; final answer
3. A piece of land has one side measures 90 meters and the other side 100 meters. What is the area of the said land?
Given:
l = 100 m.
w = 90 m.
Required: Area
Solution:
A = l*w
= 100 m.* 90 m
= 9,000 sq. m.; final answer
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