fabiana28 fabiana28

15-12-2020
Mathematics

contestada

What is the measure of angle c?
97°
a
du
b
54°
HELP

What is the measure of angle c 97 a du b 54 HELP class=

Respuesta :

jimrgrant1 jimrgrant1

15-12-2020

Answer:

∠ c = 29°

Step-by-step explanation:

∠ b = 97° ( vertical angles are congruent )

The sum of the 3 angles in a triangle = 180°

Sum the 3 angles and equate to 180, that is

∠ c + 54° + 97° = 180°

∠ c + 151° = 180° ( subtract 151° from both sides )

∠ c = 29°

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