Question

The measure of arc OS is (4x-18)
What is the value of x?

Answer 1

Answer:49.5

Explanation:

Answer 2

The value X=49.5

Explanation:

Given:

Arc of 4x-18 is formed .

To Find:

Value of x

Solution:

Consider a circle in which arc(OS) is formed ,

with OS as diameter so the angle subtended by them is 180 degree.

...(by property of semi circle )

4x-18 =180 degrees.

4x=198

x=198/4

x=49.5 degrees.

Hence the value of X=49.5 degrees