The whole surface area of rectangular block is 1300 cm^2. find its volume if their dimensions in the ratio 4:3:2
Answers
Answered by
96
let length be 4x
breadth be 3x
height be 2x
since, total surface area=2(lb + bh+ hl)
so, 1300=2(12x²+6x²+ 8x²)
1300/52=x²
x²=25 so, X=5
so, length= 20
breadth= 15
height = 10
volume=l×b×h
=3000 cm³
breadth be 3x
height be 2x
since, total surface area=2(lb + bh+ hl)
so, 1300=2(12x²+6x²+ 8x²)
1300/52=x²
x²=25 so, X=5
so, length= 20
breadth= 15
height = 10
volume=l×b×h
=3000 cm³
Answered by
0
Answer:
Step-by-step explanation:
3300m²
Similar questions