Respuesta :

elliottou

x, 2x, 2x is an isosceles triangle

in a triangle, the opposite sides of 2 equal angle measures are equivalent, therefore it matches the hypotheses of the isosceles triangle

if 2 sides of the triangle are congruent, the triangle is isosceles

meredith48034

Answer:

x + 2x + 2x = 180

5x = 180

x = 35

2(35) = 70

2(35)= 70

this is an isosceles triangle

Step-by-step explanation: