find the length
diagonal of a rectangle
with dimensions 20 m by
15 m
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5
Answer:
As it is a rectangle, each angle will be 90°.
Let ABCD be the rectangle and BD be the diagonal.
AB=20m
AD=15m
By Pythagoras Theorem
AB²+AD²=BD²
20²+15²=BD²
400+225=BD²
BD²=625
BD=√625
BD=25
∴The length of the diagonal is 25 m.
Step-by-step explanation:
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