27. The measure of the diagonal of a rectangle is 5 cm. If one of its sides is 3
cm, then find its perimeter.
Answers
Answered by
1
Answer:
14 cm. If you know that the diagonal (hypotenuse) of the rectangle is 5 cm, and one of the sides is 3 cm, you can calculate the length of the other side using the Pythagorean theorem.
Answered by
3
Answer:
14 cm
Step-by-step explanation:
rectangle has right angles at the vertices.
following pythagoras theorem,
the other side of the rectangle = Square root of (5^2 - 3^2) = 4
perimeter = 2(l+b) = 2(7) = 14 cm
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