Question

4. The length of the diagonal of a rectangle is 15 cm. Find its length and area, if its breadth is 9 cm .

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Answer 1

$\huge\mathfrak\green {Answer-}$

ANSWER

Length =15cm

Breath =8cm

Diagonal =

(length)

2

−(breath)

2

=

(15)

2

+(8)

2

=17cm

Answer 2

I have used pythagoras theorem to find the value of length now,

to find area of rectangle,

we know that,

area of rectangle =L×B

=12×9

=108cm2