If CB ⊥ AB and m∠A = 60, what is the measure of ∠C?

2 answers

60 + C + 90 = 180
C = 30
CD || AB
so if CB�ÛAB then that mean what?
right angle of 90. SO, if CD and AB are parallel that mean C=90 while
A=60
B=90
C=90
D=120
ALL trapazoids are 360 degrees.