Tangents Secants

No of tangents can be drawn to a circle from external point

The length of the tangents that can drawn to a circle is 20 cm radius from external point which is 25 cm away from the center is

• 30 cm

• 12 cm

• 15 cm

• 18 cm

If two concentric circles are radius 5 cm and 3 cm are drawn, then the length of the chord of the larger circle which touches the smaller circle is ____.

• 8 cm

• 4 cm

• 10 cm

• 12 cm

The tangents drawn at the end points of diameter of a circle are

• coinsides

• parallel

• perpendicular

• not co planner

• 240
• 230
• 205
• 255

Find the measure of ∠ABE.

• 129⁰

• 51⁰

• 100⁰

• 65⁰

∠ ABD is formed by a tangent and a secant intersecting outside of a circle. If minor arc AC = 72° and minor arc CD = 132° , what is the measure of ∠ ABD?

• 30°

• 36°

• 42°

• 48°

If arc VY = 132° and ∠ YUV = 41° , what is the measure of arc XV?

• 35°

• 40°

• 45°

• 50°

Find the indicated angle measure. (m∠JLK)

• 298

• 62

• 31

• 149