II. The base of an isosceles triangular lawn is 16 cm and equal sides are 17 cm each. Find
the cost of paving it at the rate of ₹2.50 per square metre.
Answers
Answered by
0
Answer:
Step-by-step explanation:
perimeter = 17+17+16 =50
paving=50 * 2.50 = 125 rupees
Answered by
2
Answer:
base=16cm
equal side=17cm
area of isosceles triangle =b/4square root 4×a square -b square
16/4 square root 4×17square-16square
4square root(1156-256)
4square root300
4×30=120sqcm
cost of paving 1sqcm=Rs2.50
cost of paving 120sqcm=120×2.50
=Rs300
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