Performance Task: Circle Constructions — Unit test Answers

Line segment BD passes through the center of circle C, BH = a, and HD = 8.

Consider circle N with radius 30 cm and radians.

A circular table top has a radius of 24 inches.What is the area of the table top, to the nearest square inch? Use 3.14 for .

Points D, E, and F are on circle C and EF ≅ DF.

Which equation represents the general form a circle with a center at (–2, –3) and a diameter of 8 units?

All tangents to the circle are congruent and form a square. The perimeter of square ACEG is 24 cm.

Circle B is shown. Line segments C B, D B, and E B are radii. Angle C B E is 52 degrees and angle E B D is 160 degrees.

Line segment ON is perpendicular to line segment ML, and PN = 10.

Liliana is making a vase with a circular base. She wants the area of the base to be between 135 cm2 and 155 cm2.Which circle could represent the base of the vase? Use 3.14 for .

Line EF is tangent to circle G at point A.

Circle O is shown. Line segments C O And A O are radii. Lines are drawn from points C and A to point B to form chords B C and B A. Angle C B A is 80 degrees.

In circle O, AD and BE are diameters.

In circle O, MP is a diameter.

Circle K is shown. Tangents S T and U T intersect at point T outside of the circle. A line is drawn from point T to point R on the opposite side of the circle. It goes through center point K. Lines are drawn from points S and U to center point K.

Angle G is a circumscribed angle of circle E.

Circle R is shown. Tangents F G and H G intersect at point G outside of the circle to form an angle with a measure of 50 degrees. Point E is on the second arc. Arc F H has a measure of x degrees.

Angle K measures 67º and angle L measures 119°.

Two chords intersect at a point inside a circle that is not the center of the circle. Which statement must be true?

In quadrilateral QRST, measures (5x+15)°. Angle TQR measures (4x+3)°.