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Pls help me if I get this wrong ill get a fifty
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23 votes
Pls help me if I get this wrong ill get a fifty

Pls help me if I get this wrong ill get a fifty-example-1
User Jpcgandre
by
7.0k points

2 Answers

5 votes

ΔA = 38°

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Explanation:

ΔA = 142° = 180° ----(angle sum property)

ΔA = 180° - 142°

ΔA = 38°

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User KiraAG
by
7.1k points
9 votes

Explanation:

A° + 142° = 180° (angle on a straight line is 180°)

A° = 180 - 142

A° = 38°

User Teodor Kurtev
by
6.4k points
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