Question

Ray BD bisects angle ABC. Find the measure of angle ABC if the measure of angle ABD is represented by 7x-2 and the measure of angle DBC is represented by 5x+10.

Answer 1

bisected means it cut the angle into 2 equal angles

that means ABD and CBD are equal to each other

so solve for x, then determine the actual angle of ABD or CBD and multiple it by 2 or add them together

Answer 2

ok ty