Find the measure of Angle a=3x+2

Angle b=6x-11

Angle c=5x-1

The answer choices are A=66,B=54,C=60,D=15

1. what is the measure of ∠abc? what is the measure of ∠abd?

It took alice 5 5/6 hours to drive to her grandparents' house for . on the way home, she ran into traffic and it took her 7 3/8 hours. how much longer did the return trip take? write your answer as a proper fraction or mixed number in simplest form. the trip home took __hours longer. ?

In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ah=4 and hc=1, find bh.