Respuesta :

choixongdong

a = 40° (vertical angles are equal)

b = 90 - 40 = 50° (sum of all interior angles in a triangle is equal 180 but one angle is 90° so a + b = 90°)

c = 180 - 65 = 115° (angle c and 65° are supplementary angles, so sum = 180°)

Otras preguntas