A triangle has sides with lengths of 7 miles, 7 miles, and 9 miles. Is it a right triangle yes or no

Idon’t understand this.. will someone ? will mark brainliest along with 20 points.

Ke’ajah has a coupon for 1/3 off the regular price, t, of a tent. which expression represents the price of the tent using the coupon? select the two correct expressions. a. 1/3t b. 2/3t c. t - 1/3 d. t - 2/3 e. t - 1/3t f. t - 2/3t

Aquadratic equation in standard from is written ax^2= bx+c, where a,b and c are real numbers and a is not zero?