Both circle Q and circle R have a central angle measuring 75°. The ratio of circle Q's radius to circle R's radius is 2:5. Which ratio represents the area of the sector for circle R to the area of the sector for circle Q?
Question
Answer:
The ratio of similar areas is the square of the ratio of the scale factor.Circle R's sector is (5/2)² = 25/4 the area of Circle Q's sector.
solved
general
11 months ago
7414