find the ratio between total surface area of cylinder to its curved surface area given that height and radius 7.5cm and 3.5 cm
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surface area of cylinder is 2πrh
here given is
radius 7.5cm
height.3.5cm
area= 2πrh
=2×22/7×7.5×3.5
11×15=165cm square
here given is
radius 7.5cm
height.3.5cm
area= 2πrh
=2×22/7×7.5×3.5
11×15=165cm square
cathrin12:
ratio??
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