Perpendicular drawn from centre to the chord

Given:

 $AO=OB=5$  

 $OP\ is\ perpendicular\ to\ Ab\ and\ OP=3$  
What is the value of AB?

• 4

• 8

• 10

• 6

Tags

CCSS.HSG.C.A.2

Choose the correct image to match the description: The line segment joining the center of a circle to the midpoint of the chord is perpendicular to the chord.

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Tags

CCSS.HSG.C.A.2

What is the definition of a tangent?

• A line that intersects the circle on two points.

• A line that passes through the center of the circle.

• A line segment that passes through the center of the circle.

• A line that intersects the circle on only one point.

Tags

CCSS.HSG.CO.A.1

CCSS.HSG.C.A.4

What is the definition of a secant?

• A line segment whose endpoints are on the circle.

• A line that intersects a circle in one point.

• A line that intersects a circle in two points.

• A line segment which intersects the circle at the point of secancy.

Tags

CCSS.HSG.CO.A.1

What is the point of contact?

• The point where the tangent intersects a circle.

• The point where the tangent interssects the center of the circle.

• The point where the tangent intersects with another tangent.

• The point where the tangent intersects with a secant.

Tags

CCSS.HSG.C.A.2

CCSS.HSG.CO.A.1

CCSS.HSG.C.A.4

What can you conclude from the picture?

• m is parallel to circle C

• m is skew to circle C

• m bisects circle C

• m is tangent to circle C

A tangent to a circle is ________________________ to the radius drawn to the point of tangency.

• congruent
• perpendicular
• complimentary
• supplementary

Tags

CCSS.HSG.C.A.2

CCSS.HSG.C.A.4

No. of circle can be drawn through 3 non collinear points

• 0

• 1

• 2

• infinite

Tags

CCSS.HSG.C.A.2

CCSS.HSG.C.A.3

The length of the tangents that can drawn to a circle of 7 cm radius from external point which is 25 cm away from the center

• 32 cm

• 25 cm

• 24 cm

• 18 cm

Tags

CCSS.HSG.C.A.2

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

• coinsides

• parallel

• perpendicular

• not co planner

Tags

CCSS.HSG.C.A.2