zuberskylar
10.05.2021 •
Mathematics
MDE = 128 and mBC = 63. Find mZA. (The figure is not drawn to scale.)
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Ответ:
We know that the measure of a whole circle = 360°
So the measure of central angle;
360 - (128 + 63)
360 - 191
169
Measure of angle A would be half the measure of the central angle so;
169/2
m∠A = 84.5°
Hope this helps!
Ответ:
68 and 43 are the answer