Q) The area of a triangle is 150 cm and its sides are in the ratio 3:4:5.
What is its perimeter?
O 10 cm
o 30 cm
0 45 cm
60 cm
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Answer:
which class question
Step-by-step explanation:
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60 cm
3x 4x 5x
area = 1/2 a*b
= 0.5 * 3x *4x
150 = 6x²
x = 5
a= 15
b= 20
c = 25
perimeter = 60
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