Loading...

Lesson: Geometry Challenging - 15t01

Finding The Diameter

[Page 15 of 32]

Task: Find the diameter of Circle O. Type your answer into the text box, and then click Continue.

Diameter = 5

Since ABC has diameter AOC as one side, ABC is a right triangle with hypotenuse AC.

This is a typical example of how you can be rewarded for being a savvy test-taker. Did you recognize the common Pythagorean ratio 3:4:5 that we learned in Geometry Basics? If you did, you realized that the hypotenuse, AC, equals 5. Since AC is also the circle's diameter, the correct answer is 5.

Next to display next topic in the chapter.

Test Prep Lessons With Video Lessons and Explained MCQ

Large number of solved practice MCQ with explanations. Video Lessons and 10 Fully explained Grand/Full Tests.

More for You