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Given that m angle BAC=48^ and m angle BCA=19^ , find m angle ABD

Given that m angle BAC=48^ and m angle BCA=19^ , find m angle ABD-example-1
User Wasteland
by
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2 Answers

4 votes

Answer:

m<ABD is 113 degrees

Explanation:

The interior angles of a triangle must add up to 180 degrees.

Representing angle ABD by x, we have:

x + 48 degrees + 19 degrees => x + 67 degrees = 180 degrees.

Subtracting 67 degrees from boths sides, we get x = 113 degrees.

m<ABD is 113 degrees.

User Jmadsen
by
8.1k points
4 votes

Answer:

B. 67°

Explanation:

Step 1: Find m∠B

180 - (48 + 19) = 113°

Step 2: Use Supplementary Angles rules

180 - 113 = 67°

User Cail Demetri
by
8.2k points

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