if the width of rectangle is 3/4 of the length if area of rectangle is 300cm2.find its length and breath.
Answers
Answer:
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Answer:
length=34
Breadth=43×
b=43l
Area=l×b=300
l×43l=300
43l2=300
l2=100×4
l2=400
l=20cm
b=43l
=43(20)=3(5)=15
Perimeter=2(l+b)
=2(20+15)
=2(35)=70cm
In △ABD
AB2+AD2=BD2
400+225=BD2
BD2=625
BD=25cm
∴Length of diagonal=2
Hope it helpsss