Question
In Exercises $19-22,$ tell whether the red arcs are congruent. Explain why or why not.
Step 1
We know that the entire length from A to D is 180 degrees. Given that the measure of angle A is 70 degrees and the measure of angle D is 40 degrees, we can subtract these from 180 degrees to find the measure of the angle subtended by the arc CD. Show more…
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In Exercises $19-22,$ tell whether the red ares are congruent. Explain why or why not. (See Examp)p
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