Question

The sides of a rectangle measure 15 cm and 20 cm. Which of the following represents the length of its diagonal?

Answer 1

Answer:

length of the diagonal is 25 cm

Answer 2

Answer:

length = 20cm and breadth = 15cm

Let the rectangle be ABCD

By Pythagorus theorem,

Let AC be the Diagonal

(AC)² = AB² + BC²

= (20)² + (15)²

= 400 + 225

= 625

AC = √625 = 25

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