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2) Two angles in a triangle are 30 degrees and 40 degrees. Find the missing angle measure. Please show your math work step by step and don’t forget the unit.

there's a triangle with 40° on the top left corner with with a line on the edge and a 30° on the bottom right you need to find the missing angle for the bottom left


please help giving out 30 points please show ur work thank u <3

1 Answer

5 votes

Answer:

Below

Explanation:

The answer would be 90°

We know that every triangle should add up to 180°,

with that we can solve it!

30° + 40° = 70°!

180° - 70° = 90°!

30° + 40° + 90° = 180°

70° + 90° = 180°