Introduction to Circles Answers

Circle A has a radius of 6. Which circles are congruent to circle A? Check all that apply.

✔ the center of the circleon the circleoutside the circle

TZUTZVVZX✔ WSX

✔ equal tohalftwice

42✔ 79100180

Identify the parts relating to A.

centerchordsecant✔ tangent

arcdiameterradius✔ secant

chorddiameter✔ radiustangent

EH is a diameter of D. The measure of is (10x + 8)° and the measure of is (11x)°.

The measure of is [___] degrees.

The measure of is [___] degrees.

Which would prove that the circles are similar?

DilateReflectRotate✔ Translate

WSX✔ UZVXSYYSU

Which statements are correct? Check all that apply.A chord is sometimes a radius.A diameter is always a chord.A tangent is never a secant.A chord can be longer than a diameter of the same circle.A chord can be shorter than a radius of the same circle.A radius is always congruent to another radius of the same circle.

Complete the statements about circle J.

What is m?

286290✔ 152

✔ major arcminor arcsemicircle