Hii guys
I give you 50 points plzz solve this question
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Answers
Answer:
Radius
of cylinder A is half of radius of cylinder B it means the radius of cylinder B
is Greater . While finding the volume we need to square the radius & square
of radius gives more value .
The volume of cylinder B is Greater then Volume of Cylinder A.
Diameter of cylinder A= 7 cm
Radius of cylinder A= 7/2 cm
Height of cylinder A= 14 cm
Volume of cylinder = πr2H
Volume of Cylinder A= (22/7)(7/2)² 14
= (22/7) (49/4)× 14
= 539 cm³
Diameter of cylinder B= 14 cm
Radius of cylinder B= 14/2=7 cm
Height of cylinder B= 7 cm
Volume of Cylinder B= (22/7)(7)2 7
= 22×49
=1078 m³
So Volume Of Cylinder B is greater than Volume of cylinder A
Total Surface Area of Cylinder = 2πr(r+H)
Total Surface Area of Cylinder A=
2×(22/7)×(7/2)(7/2 +14)
= 22((7+28)/2)
=22(35)/2
= 11×35
= 385 cm²
Total Surface Area of Cylinder B= 2×(22/7)×(7)(7+7) = 44× 14
= 616 cm²
Hence, the surface area of Cylinder B is also greater