Hello friends,
Can you help me by solving Q-9.
The triangular scarf=80cm
it's longest side=1m
find the cost at the rate of ₹250per m²
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Hypotenuse ²=Base²+Height ²
Base²=Hypotenuse²-Height²
Base²=(100²-80²)cm. (Hypotenuse=1m=100cm)
Base²=10000-6400
Base²=3600
Base=√3600
Base=60
Area of triangle=1/2×b×h
=1/2×60×80
=30×80
=2400cm²
=2400/10000m²
=0.24m²
Rate=250×.24
=60rs
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