A scarf is of the shape of an isosceles right angled triangle. each of the equal side is 90 cm . how much cloth will be needed to prepare 8 such scarf? also find the cost of the cloth at the rate of Rs.40 per cm^2.
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Given :
- A scarf is of the shape of an isosceles right angled triangle with equal sides 90cm ( refer the attachment for figure ).
To find :
- The cloth that will be needed for preparing 8 such scarf.
- The cost of the cloth at the rate of Rs. 40 per cm²
Solution :
- Here, base and height are the same (90cm)
∴ Required answer :
- Area of 8 such scarfs = 32,400cm²
- Cost of the total cloth at Rs. 40 per cm² = Rs. 12,96,000
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