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10.1-10.4 Circles Quiz

Last updated over 1 year ago
8 questions
Circles: Tangents & Intersecting Chords
8

  1. YK is best known as a _______ .
  2. Line RC is best known as a _______ .
  3. CM is best known as a _______ .
  4. RA is best known as a _______ .
  5. Does DM= DY? Explain:_______ .
  6. If CA= 24 feet, then RS= _______ feet.
  7. If Arc RA= 89 degrees, find m<RSA:_______ .
  8. If AC is a diameter, then Arc AC = _______ .
4

In the figure given below, O is the center of the circle with a radius of 5 cm. Find the length of chord DC if the perpendicular from the center is 4 cm in length?

4
Use the diagram below to find BT and the length of the radius.


If BA= 20 and AT= 21, find BT:_______ .
If AT=12 and ST=4, find the length of the radius:_______ .
4

SR and ST are tangent to circle C. Find the value of x.

5
Use the diagram below to answer the questions.


  • If m<BCA=98, then Arc BEA=_______ .
  • If Arc BE= 62, then what else equals 62? _______
  • If m<CAB= 33 degrees, then Arc BC=_______ .
  • If segment AB is a diameter and m<CHB= 64, then:
  • Arc AC=_______
  • Arc BC=_______
5

Using the Intersecting Chord Theorem, find x.

Extra Credit!
0

EXTRA CREDIT!

Solve for the lengths of each median of the triangle △QPR as shown in the given figure, if SV = 11mm, TV = 9 mm, and UV = 14 mm.

0
EXTRA CREDIT!
Consider the triangle in the image below. Solve for x using the geometric mean theorem. Then, solve for y.

x = _______
y = _______