In the figure △ABC is an isosceles triangle with AB=AC. BD and CD are bisectors of ∠B and ∠C. What is the measure of ∠ABD, if ∠A= 80° ? *
50°
100°
25°
40°
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Step-by-step explanation:
your right answer is 25
because angle B is 50
angle is bisected thatswhy angleABD is 25
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Answer:
In the figure △ABC is an isosceles triangle with AB=AC. BD and CD are bisectors of ∠B and ∠C. What is the measure of ∠ABD, if ∠A= 80° ? *
Step-by-step explanation:
100°
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