Circle Secant

Find the value of x

• 10

• 15

• 12

• 19

Find the value of x

• 14

• 12

• 19

• 17

Find x

• 10

• 5

• 18

• 9

Find the value of x

• 6

• 13

• 10

• 9

Name a secant of the circle.

• Segment BA

• Line FG

• Line GE

• Line CH

Using Secant Theorem 2, what is the value of DF when DE = 6, DG = 18, and DH = 8? DF • DE = DG • DH

• 12

• 14

• 16

• 24

Using Secant Theorem 2, what is the value of DF when DE = 6, DG = 18, and DH = 8?

DF • DE = DG • DH

• 12

• 14

• 16

• 24

What does the blue line represent?

Answer explanation

Yes! A secant line passes through two points of a circle

If a secant and a tangent intersect in the exterior of a circle, the measure of the angle formed is one-half the positive difference of the measures of the intercepted arcs. Given that the arc is 242°, what is the measure of ∠1?

• 62°

• 242°

• 60°

• 181°

Find the value of ( PQ ) in the diagram.

• none of these

• 25

• 39

• 22