what will be the answer which I will give u in photo QUESTION NUMBER 10
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given
the ratio of two sides
a/b = 2/5
5a = 2b
Perimeter = 2(a+b)
P= 2a+2b
70 = 2a+ 5a=7a ( since 2b = 5a )
a=10
2b = 50
b = 25
therefore sides are 10cm and 25cm
the ratio of two sides
a/b = 2/5
5a = 2b
Perimeter = 2(a+b)
P= 2a+2b
70 = 2a+ 5a=7a ( since 2b = 5a )
a=10
2b = 50
b = 25
therefore sides are 10cm and 25cm
parthmishra:
I'm in 8
its too simple yaaarrrr once again go through it
r u girl
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