Yz is a tangent to x, and x is the center of the circle.
what is the center of the radius of the circle?
a. 42
b. 2.25
c. 6 **my answer**
d. 12.8

In the diagram below what is the approximate length of the minor arc ab

Haruka hiked several kilometers in the morning. she hiked only 66 kilometers in the afternoon, which was 25% less than she had hiked in the morning. how many kilometers did haruka hike in all?

Bernice paid $162 in interest on a loan of $1800 borrowed at 6%. how long did it take her to pay the loan off?