Question

in a right triangle abc right angle at b if angle a is 30° and ab=8 cm then find bc and ac​

Answer 1

Answer:

ac = 4cm ab =4√3

Step-by-step explanation:

a=30degree

so, sinα=p/h

sin30=ac/8

1/2*8=ac

4= ac

and, cosβ=b/h

cos30=ab/8

√3/2=ab/8

√3/2*8=ab

8√3=ab

HOPE THIS HELPS YOU