Highest common factor for 72 and 96

(01.02 lc) angle abc has point e on ray ba and point d on ray bc. points e and d are equidistant from point b. to bisect angle abc, which of the following needs to be identified for the construction? the distance between points e and d the point in the angle that is equidistant from points e and d the endpoint of rays ba and bc the point outside of the angle that is equidistant from points e and d

If tan2a=cot(a+60), find the value of a, where 2a is an acute angle

Fast! find the length of cu. the triangles are similar. show your work.