The respective ratio of curved surface area and total surface area of a cylinder is 4:5.if the curved surface area of the cylinder is 1232 cm, what is the height
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csa/tsa=4/5
2πrh/2πr(h+r)=4/5
2πrh/2πrh+2πr²/2πrh=5/4
1+r/ h=5/4
r/h=1/4
h=4r
now given
csa=1232
2πrh=1232
r×h=(1232×7)/44
rh=28×7
h.h/4=196
h²=196×4
h=√784
h=28m
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2πrh/2πr(h+r)=4/5
2πrh/2πrh+2πr²/2πrh=5/4
1+r/ h=5/4
r/h=1/4
h=4r
now given
csa=1232
2πrh=1232
r×h=(1232×7)/44
rh=28×7
h.h/4=196
h²=196×4
h=√784
h=28m
please mark me brainliest
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