Question

find unknown angles
y = 2y and z =3x and r =4x if it's in straight line
​

Answer 1

Answer:

y=40°,z=60°,r=80°

Step-by-step explanation:

2x+3x+4x=180°

9x=180°

x=20°

Answer 2

Answer:

$y2 + zx$

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