In triangle ABC, the measure of angle B is twice the measure of angle A. The measure of angleC is 30 more than the measure of angle A. What is the number of degrees in each angle of the triangle? This is an 8th grade word problem!

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8+10

step-by-step explanation:

you multiply 4 by 2 and 5 by 2

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.

have a nice day!