Question

using a ruler a pair of compass only construct (1)triangle abc with [ab]=10cm,angle abc=30° and angle bac=45°

Answer 1

i want the answer

Answer 2

draw AB
I assume you can construct a 60° angle
bisect it to get 30°
bisect a 30° angle and add it to 30° to get 45°
At A draw the 45° angle
At B draw the 30° angle
where those two rays intersect is C