Question

triangle ABC is an isosceles triangle in which ab= ac . d is the midpoint of base bc. prove that triangle abd is congruent to triangle acd. if m angle b = (3x + 10) degree and m angle c =70 degree , find the value of x.

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Answer 1

Step-by-step explanation:

(3x+10) =70

3x=70-10

3x=60

x=20

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Answer 2

Answer:

x=10

Step-by-step explanation:

Hope it helps....