Lines t1, t2, and t3 are parallel lines intersected by line t4. What is the measure of

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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.

15 and 14.7 are 1 apart, so 15 – 14.7 must be 1.