Math, asked by ajmeriyaviren0510, 4 months ago

5. If two solid hemisphere of same
base radius r are join together along
their bases, then surface area of new
solid is
(a) 41tr2
(b) 3tr2
O (c) 62
0 (d) 8nr2
9:57 am​

Answers

Answered by EHARICHARAN3A
1

Answer:

We know that,

Curved surface area of a hemisphere =2πr

2

So, when two solids hemispheres of same base radius are joined together along their bases, then

Curved surface area of newly formed solid sphere=2×2πr

2

=4πr

2

Hence, A is the correct option.

Answered by SmitaMissinnocent
3

Answer:

Procedure:

Procedure:Use the glass and draw circles on your cardboard.

Procedure:Use the glass and draw circles on your cardboard.Then move the glass and draw a new circle over the previous one.

Procedure:Use the glass and draw circles on your cardboard.Then move the glass and draw a new circle over the previous one.Each circle will become a part of the caterpillar body.

Procedure:Use the glass and draw circles on your cardboard.Then move the glass and draw a new circle over the previous one.Each circle will become a part of the caterpillar body.Cut up to the intersection with the next circle.

Procedure:Use the glass and draw circles on your cardboard.Then move the glass and draw a new circle over the previous one.Each circle will become a part of the caterpillar body.Cut up to the intersection with the next circle.Follow the border of the 2nd circle which is inside the first one.

Procedure:Use the glass and draw circles on your cardboard.Then move the glass and draw a new circle over the previous one.Each circle will become a part of the caterpillar body.Cut up to the intersection with the next circle.Follow the border of the 2nd circle which is inside the first one.Paint the circles.

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