Question

construct triangle ABC in which angle B=30 degrees,angle c =60 degrees and bc=3.8cm

Answer 1

Step-by-step explanation:

B=30°

C=60°

BC=3.8cm

A=?

The sum of all the angels = 180°

=> 30°+60°+x=180°

=> 90°+x°=180°

=> x°= 180°-90°

=> x°= 90°