22)

Observe the circle triangle,

Two sides are similar.

Since,

Find

The value of

23)

Observe the circle,

Angle measures 

Point is the center of the circle.

Find arc measures.

The measure of an arc is equal to the central angle.

Here,  is the center of the circle, is the central angle for the arc .

Here D is the point on the major arc of .

The arc is angle

24)

Observe the circle,

Angle is an inscribed angle of circle Angle measures and arc AB measures Find

The number of degrees in an inscribed angle is equal to times the number of degree

in the inscribed arc formed by that angle.

The value of

25)

Observe the circle,

Angle is an inscribed angle of circle Angle measures and arc AB measures Find

The number of degrees in an inscribed angle is equal to times the number of degree

in the inscribed arc formed by that angle.

The value of

26)

Observe the circle,

Angle is an inscribed angle of circle Angle measures and arc measures Find

The number of degrees in an inscribed angle is equal to times the number of degree

in the inscribed arc formed by that angle.

The value of