I will like help with a question on my homework.the question said in a trapezium one angle measure 85 and the other measures 95 what is the size of angle b and angle a.thank you.
Label the vertices counterclockwise, ABCD, so that AB is the longer base, and DC the shorter base.
If you draw a diagram, you will see that
A,D and B,C form supplementary pairs. That is
A+D = B+C = 180°