Atriangle has one side that is 5 inches long and the other two sides are both of length x. write an expression for the perimeter of the triangle in terms of x and then use the expression to find the perimeter when x=10.

]supplementary angles are two angles that add up to . • complementary angles are two angles that add up to degrees. • adjacent angles share a and a • congruent angles have the measure. • an triangle has one angle that is greater than 90 degrees. • a triangle with angles 45°, 45°, and 90° would be a triangle