perimeter of a parallelogram is 60 cm and the ratio of a citizen side is 3 : 2 if the altitude corresponding to larger side of the program is 10 centimetre find the area of a parallelogram in the altitude corresponding to smaller size
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Perimeter=60 cm
s1:s2=3:2
let s1:s2 be 3x:2x
2(3x+2x)=60
2×5x=60
10x=60
x=6 xm
s1=3x=18
s2=2x=12
area= base×height
=12×10
=120 cm square.
s1:s2=3:2
let s1:s2 be 3x:2x
2(3x+2x)=60
2×5x=60
10x=60
x=6 xm
s1=3x=18
s2=2x=12
area= base×height
=12×10
=120 cm square.
kkkk25:
but the answer is wrong anwer=90cm^2
the ans in your book is wrong
may be
it's not may be. it is wrong ans in your book
okk
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