Given that the sum of the measures of the interior angles of a triangle is 180°, find the measure of each interior angle of a regular triangle.
A: 45
B: none
C: 120
D: 90
E: 30

Astore sells two types of radios. one type sells $87 and the other for $119. if 25 were sold and the sales were $2495, how many of the $87 radios were sold a) 5 b) 20 c) 15 d)10

[15 points, algebra 2]simplify the complex fraction and find the restrictions.

Mr. brettler is hanging up a 5-foot tall rectangular welcome sign in the gym. he has drawn a sketch on a coordinate grid. he has the lower vertices of the sign at (9, –3) and (–6, –3). where would the upper vertices be on the grid?