Question

8. In Fig. 10.124, the value of x, is
(a) 12
(b) 15
(3x + 10)
Fig. 10.124​

Answer 1

Answer:

15 is the answer I think

of it is wrong then I m sorry

Answer 2

Answer:

90+3x+10+x=180

4x+100=180

4x=180-100

4x=80

x=80/4

x=20