Semicircle

The semicircle with center S and the diameter AB is constructed equilateral triangle SBC.

What is the magnitude of the angle ∠SAC?

Correct answer:

SAC =  30 °

Step-by-step explanation:

SBC=SCB=BCS SCB=180/3=60  ACB=90   SAC=SAC=ACBSCB=9060=30



Did you find an error or inaccuracy? Feel free to write us. Thank you!










Tips to related online calculators
See also our right triangle calculator.
See also our trigonometric triangle calculator.

You need to know the following knowledge to solve this word math problem:


 
We encourage you to watch this tutorial video on this math problem: video1

Related math problems and questions: