animegoat0
animegoat0 animegoat0
  • 02-10-2020
  • Mathematics
contestada

Answers:
A)116 degrees
B)54 degrees
C)62 degrees
D)25 degrees

Answers A116 degrees B54 degrees C62 degrees D25 degrees class=

Respuesta :

lauraoliveiraamante lauraoliveiraamante
  • 02-10-2020

Answer:

The angle C is supplementary to the angle of 180°

180°-116°=64°

The sum of all sides of a triangle is always 180 °:

2x+4°+3x-13°+64°= 180°

5x+55°= 180°

5x=180°-55°

5x=125°

x=125°/5

x=25°

⇒A=3x-13°

A=3×25°-13°

A=75°-13°

A=62°

Answer C

hope this helps.

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