Seudónimo Seudónimo

03-03-2021
Mathematics

contestada

15 points please help
don't waste my points

15 points please help dont waste my points class=

Respuesta :

03-03-2021

Answer:

Step-by-step explanation:

B = 42°

Complement of B = 90°-B = 48°

:::::

3x-8 = 2x+1

x = 9°

:::::

A = 71°

Supplement of A = 180°-A = 109°

:::::

x + (5x) = 180°

x = 30°

:::::

A straight angle is 180°

:::::

78 = 5x-2

x= 16°

:::::

C = 110°

Supplement of C = 180°-C = 70°

:::::

119 + m = 180

m = 61°

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