amhussin3 amhussin3

18-04-2021
Mathematics

contestada

Find x and the size of each angle
in this triangle.
6x + 20
4.2
80 - 2.0

Find x and the size of each angle in this triangle 6x 20 42 80 20 class=

Respuesta :

obentachristopher obentachristopher

18-04-2021

Answer:

6x + 20 + 4x + 80 - 2x=180

6x + 4x - 2x= 180 - 80 - 20

8x = 80

x = 10

Answer Link

siya90258 siya90258

18-04-2021

Answer:

(6x+20)+(4x)+(80-2x)=180°

6x+4x-2x+20+80=180°

8x+100=180°

8x=180°-100°

8x=80°

x=80/8

x=10

(6x+20)=(6×10+20)=80°

(4x)=(4×10)=40°

(80-2x)=(80-2×10)=60°

Answer Link

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