Circles
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   High School Geometry
High School Geometry
Math

 

(pre-made sample)
Name _____________________________
Date ___________________
(Key 1 - Answer ID # 0724999)
1.  

A ______ is a line that intersects a given circle in two points.

chord

tangent

diameter

secant

2.  

A triangle inscribed in a semicircle is ______.

an equilateral triangle

an acute triangle

a right triangle

an obtuse triangle

3.  

How many common tangents can be drawn to the two circles?



0

3

4

1

2

4.  

P and Q have radii 9 and 11. Given the distance between the center of the circles P and Q is 10, find the length of the common chord .




5.  

Amber is working on a sewing project. She has a circular piece of fabric, and needs to find the center. How can she do that?


6.  

In circle O, chords and intersect at E. If m = (7x - 117), m = (4x - 92) , and mCEB = 114, find the value of x


7.  

How can you illustrate the definition of a circle?


8.  

Can any chord of a circle ever equal the radius?


9.  

P and Q are congruent circles that intersect at C and D. What kind of quadrilateral must PCQD be?

a square

a parallelogram

a rhombus

a trapezoid

10.  

Explain the difference between a line segment containing the center of a circle with endpoints on the circle and a line segment that has one end point on the circle and another at its center.





Circles
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   High School Geometry
High School Geometry
Math