Circle Tangent Radius

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CCSS.HSG.C.A.2

The length of tangent from a point A at a distance of 5 cm from the centre of the circle is 4 cm. What is the radius of the circle?

• 2 cm

• 3 cm

• 4 cm

• 5 cm

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CCSS.HSG.C.A.2

From the figure from a point P which is at a distance 13 cm from the centre O of a circle of radius 5 cm , the pair of tangents AP and BP to the circle are drawn. Then the area of the quadrilateral PAOB is

In the figure, PA and PB are tangents to a circle with centre O. If \angle AOB=120\degree then what is \angle OPA

Tags

CCSS.HSG.C.A.2

• 54

• 90

• 306

• 126

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CCSS.HSG.C.A.2

Knowing that line AF is a tangent, C is the center of the circle, and angle F is 29.0 degrees, what is the measure of angle ECD?

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CCSS.HSG.C.A.2

AD is tangent and AC is a diameter. Find the measure of arc AB.

• 36

• 90

• 72

• 54

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CCSS.HSG.C.A.2

Line ST is a tangent to the circle at point P. What is the measure of angle (x + y)?

• 79

• 80

• 86

• 90

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CCSS.HSG.C.A.2

Find the length of segment AC, assuming all segments that appear to be tangent are tangent.

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CCSS.HSG.C.A.2

If two tangents are drawn from an external point then they subtend equal angles at the centre

• TRUE

• FALSE

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CCSS.HSG.C.A.2