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Sliva [168]
3 years ago
7

Easy geometric shapes questions help please! they go together

Mathematics
1 answer:
anyanavicka [17]3 years ago
5 0

7.<u>solution</u><u> </u>

v=4/3πr^3

=4/3π×6^3

=4/3×216cm^3π

=288cm^3π

8.<u>solution</u>

<u>SA</u><u>=</u><u>4</u><u>π</u><u>r</u><u>^</u><u>2</u>

<u>=</u><u>4</u><u>×</u><u>6</u><u>^</u><u>2</u><u>π</u>

<u>=</u><u>4</u><u>×</u><u>3</u><u>6</u><u>cm</u><u>^</u><u>2</u><u>π</u>

<u>=</u><u>1</u><u>4</u><u>4</u><u>cm</u><u>^</u><u>2</u><u>π</u>

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