A triangle has sides measuring 15 centimeters, 18 centimeters and 15 centimeters. What kind of triangle is it?

Kevin has just finished paying off his loan. he was assessed a service charge of $422. he paid off the principal and the interest by making weekly payments of $36.13 for four years. if the principal was $7,150, how much did kevin pay in finance charges, to the nearest dollar? a. $498 b. $365 c. $422 d. $787

The angle of a triangle are given as 6x,(x-3), and (3x+7). find x then find the measures of the angles

For problems 29 - 31 the graph of a quadratic function y=ax^2 + bx + c is shown. tell whether the discriminant of ax^2 + bx + c = 0 is positive, negative, or zero.