Answer:
r = 6.40 feet
Step-by-step explanation:
Given line AB is tangent to circle O at point A, this means ∡OAB = 90°
Hence this is a right angle triangle and we can use the Pythagorean theorem.
r² + 20² = 21²
r² = 21² - 20²
r² = 441 - 400
r² = 41
r = √41 = 6.40 feet
Absolute location is the known exact location and relative locations is where it is thought to be
Answer:
yes
Step-by-step explanation:
Answer:
50%
Step-by-step explanation:
2/4 simplifies to 1/2, which is equal to 50%