Question

Abc is an right angled triangle , right angled at



c. If angle a equals 60 degree and ab= 40 units , then the length of ac is

Answer 1

Answer:

AC=20 unit

Step-by-step explanation:

angle A=60

angle C=90

so angle B=30

apply sine rule in the triangle

sin30=AC/AB

1/2=AC/40

AC=20