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26-10-2020
Mathematics

contestada

Solve for x
65°
79°
x + 40
A) 10
C) -4
B) 12
D) -9

Solve for x 65 79 x 40 A 10 C 4 B 12 D 9 class=

Respuesta :

26-10-2020

Answer:

C. -4

Step-by-step explanation:

65+79+40+x=180 because sum if angles in a triangle is equal to 180

184+x=180

x=180-184

x=-4

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