Question

solve question no 2
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Answer 1

Answer:

Step-by-step explanation:

Ar of tri is given by 1/2bh

Here angles of triangle will be 90 be because it is a square and b=h (given)

Ar of triangles= 1/2bh +1/2bh

= bh

= B^2 = 225

Therefore b= 15

When b= 15

Then side a= 2b=30

There peri=4a

=4*30

=120

Answer is option c