Question

in the given figure the value of x is a 30 b 45 c 60 d 75​

Answer 1

Answer:

c)60°

Step-by-step explanation:

7y+5y=180°(linear pair)

12y=180

y=180/12

y=15

5y=5*15=75°

3y=3*15=45°

By angle sum property

3y+5y+x=180°

75+45+x=180

120+x=180

x=180-120

x=60°