Circle Theorums

The tangent and the radius meet at

• 90 degrees

• 180 degrees

• 45 degrees

• the origin

Answer explanation

Two tangents from the same point are

• the same length

• Equal to the radius

• 90 degrees

• Alternate

Answer explanation

Tags

CCSS.HSG.C.A.2

The perpendicular bisector of a chord passes through

• The radius

• The centre of the circle

• The tangent

• The chord

Answer explanation

Two radii form

• An isoceles triangle

• A circle theorum

• a segment

• a sector

Answer explanation

The angle at the centre is

• Isoceles

• Twice the angle at the circumference

• Twice the angle at the radius

• Half the angle at the edge

Answer explanation

Tags

CCSS.HSG.C.A.2

Angles in a semicircle are

• 90 degrees

• 180 degrees

• acute

• obtuse

Answer explanation

Angles in the same segment are

• 90 degrees

• equal

• 180 degrees

• acute

Answer explanation

Tags

CCSS.HSG.CO.C.9

Opposite angles in a cyclic quadrilateral add up to:

• 180 degrees

• 90 degrees

• 1

• 360 degrees

Answer explanation