8)A painter needs to buy a ladder in order to paint a wall that is 14' high. In order to ensure the ladder does not fall, it needs to be placed 2' away from
the wall. What size ladder does the painter need to buy to ensure that the
ladder will reach the to of the wall?write your answer rounded to the nearest tenth.

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step-by-step explanation:

just copy and paste it.

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a.

step-by-step explanation:

step 1 distribute 2 to every term in the parentheses

step 2 add 10 on both sides of the equal sign

the answer is:

the correct option is the option b.

to calculate the surface area of the right cylinder, we need to use the following formula:

from the picture we know that:

so, substituting and calculting we have:

hence, we have that the correct option is the option b.

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