Answer:
9^-3/9^12
Step-by-step explanation:
Answer:


Step-by-step explanation:
We are given that c=6 units


We have to find the side length a and b.
We know that sum of angles of a triangle =180 degrees

Substitute the values then we get



sine law: 






Answer:32
Step-by-step explanation:firs we multiply 5*4 =20 .then we subtract 2-1=1 add those numbers 20+1=21 and then add 11 which equals 32