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15 votes
15 votes
I need to find angle BAC

I need to find angle BAC-example-1
User JulesLt
by
3.2k points

1 Answer

21 votes
21 votes

Answer:

m<BAC = 60°

Explanation:

Theorem:

In a triangle, the measure of an exterior angle equals the sum of the measures of its remote interior angles.

m<ACD = m<A + m<B

130° = m<A + 70°

m<A = 60°

m<BAC = 60°

User Milo Van Der Zee
by
2.9k points