pls answer me please
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1.perimeter of the figure
(2.5+2.5+2.5+7.5+2.5+2.5+2.5+2.5+2.5+7.5+2.5+2.5)m
=(2.5×10+7.5×2)m
=(25+15)m
=40m
2. 60ac^3b^2
=2×2×3×5×a×c×c×c×b×b
36x^3yz
=2×2×3×3×x*x*x*y*z
3.second adjacent side =√(61^2-11^2) cm
=√(61+11)(61-11) cm
=√72.50 cm
=√9.4.2.25.2 cm
=3.2.5.2 cm
=60 cm
hypotenuse=√(13^2+84^2)cm
=√(169+7056)cm
=√7225cm
=85cm
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