PART A
Making a triangle and finding the measure of its angles, we have:
Angle Measure
∠CAB 63.4°
∠ABC 53.2°
∠ACB 63.4°
Drawing the triangle, we have:
PART B
Following the steps and measuring the angles, we have:
Angle Measure
∠FDE 63.4°
∠DEF 63.4°
∠EFD 53.2°
Plotting the triangle, we have: