Find the breadth and perimeter of the rectangle (a)Area=90sq cm:length=15cm
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3
Step-by-step explanation:
Area = l×b
90 = 15 ×b
90/15 = b
6 cm=b
perimeter = 2×( l+b)
= 2× ( 15+6)
= 2× 21
= 42 cm
Answered by
2
Answer:
The breadth of the rectangle is 6cm
the perimeter of the rectangle is 42 cm
Step-by-step explanation:
Area = 90cm²
length= 15cm
let the breadth be b
Area= ( l × b)
90 = 15 × b
b = 90 ÷ 15
b = 6cm
perimeter = 2( l+ b)
= 2 × 21
= 42 cm
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