felixbonsu26
contestada

when two straight line cross, it is found that the angles opposite each other are the same size. they are known as.....​

Respuesta :

kimnara

Answer:

When two lines intersect they form two pairs of opposite angles, A + C and B + D. Another word for opposite angles are vertical angles. Vertical angles are always congruent, which means that they are equal. Adjacent angles are angles that come out of the same vertex.