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Question 3
the figure needs solving help

Question 3 the figure needs solving help-example-1

2 Answers

3 votes

Answer:

60°

Explanation:

Question 3 the figure needs solving help-example-1
User Nick Gammon
by
4.5k points
3 votes

Answer:

ABC = 60

Explanation:

The exterior angle is equal to the sum of the opposite interior angles

ACD = B+ A

100 = 40 + B

Subtract 40 from each side

100-40 = 40+B -40

60 = B

ABC = 60

User Clarj
by
4.6k points