Suppose ΔDEF
has an exterior angle at vertex D. The measure of the exterior angle is (8x−2)º
...
Mathematics, 04.12.2020 17:20 KieraKimball
Suppose ΔDEF
has an exterior angle at vertex D. The measure of the exterior angle is (8x−2)º
, m∠E=(3x−8)°
, and m∠F=(4x+13)°
. What is the measure of the exterior angle at vertex D?
Answers: 3
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