296,470 views
24 votes
24 votes
Find the size of unknown angles​

Find the size of unknown angles​-example-1
User Prashank
by
2.7k points

2 Answers

14 votes
14 votes

Answer:

2X=53.2 , 3X=79.8 , X+20=46.6

Explanation:

3X+2X+X+20=180

therefore,

6X+20=180

6X =180-20

6X =160

X = 160 over 6

X =26.6

now,

3X = 26.6 x3

=79.8

2X =26.6 x2

=53.20

X+20 =26.6+20

=46.6

Im not sure if it's right. Because the total does not make 180 degrees.

User Angela D
by
2.6k points
22 votes
22 votes

Explanation:

2x+3x+x+20=180

6x+20=180

6x=160

x=160/6

x=26.667

User Dillan Wilding
by
2.7k points