The image shows a circle divided into sectors. We are given the degree measures of three sectors: $75^\circ$, $110^\circ$, and $110^\circ$. We need to determine the measure of the central angle of the remaining sector, labeled 'A'.

GeometryCircleAnglesSectorCentral Angle
2025/7/16

1. Problem Description

The image shows a circle divided into sectors. We are given the degree measures of three sectors: 7575^\circ, 110110^\circ, and 110110^\circ. We need to determine the measure of the central angle of the remaining sector, labeled 'A'.

2. Solution Steps

The sum of the central angles of all sectors in a circle is 360360^\circ. Let xx be the measure of the central angle of sector A.
We can write the equation:
x+75+110+110=360x + 75 + 110 + 110 = 360
x+295=360x + 295 = 360
x=360295x = 360 - 295
x=65x = 65

3. Final Answer

The measure of the central angle of sector A is 6565^\circ.

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