The circumference of a circle is 18.84 miles. what is the circle's radius? c=18.84

Write each fraction as an equivalent fraction with a denominator of 120then write the original fractions in order from samllest to largest

Sole with work in 10 years, the average number of hours of tv watched per week by teenagers dropped from 23.9 to 21.4. find the percent of change.

The length of triangle base is 26. a line, which is parallel to the base divides the triangle into two equal area parts. find the length of the segment between triangle legs.