HELP MATH A triangle is placed in a semicircle with a radius of 6 ft , as shown below. Find the area of the shaded region.
Use the value 3.14 for(pi) , and do not round your answer. Be sure to include the correct unit in your answer.

18.84 is the answer

Step-by-step explanation:

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option a is correct.

step-by-step explanation:

scale factor: it is used to find proportional measurements.

proportions means having the same ratio.

scale factor is the ratio of the model measurement to the actual measurement in a simplest form.

or we can say that the ratio of any two corresponding lengths in two similar geometric figures

if the scale factor is more than 1, then it is an enlargement,

if the scale factor less than 1, then it is a reduction.

given the two geometric figure:

by definition of proportions, we have