What is the domain of the square root function graphed below?

In the proof of the triangle angle sum theorem, you must draw an auxiliary line. which construction must you use to draw this line?

Negative 5 1/12 + negative 4 1/4 + 6 3/4

Complete the steps, which describe how to find the area of the shaded portion of the circle. find the area of the sector by multiplying the area of the circle by the ratio of the to 360. subtract the area of the triangle from the area of the sector.