<span>-12+2b=12-6b
-12+8b=12
8b=24
b=3</span>
Answer:
take 40 degree as reference angle
using sine rule
let opposite be x
sine 40=opposite/hypotenuse
0.64=x/7
0.64*7=x
4.48=x
Step-by-step explanation:
Answer:The answeris 66 inches.
Step-by-step explanation:
Answer:
3
Step-by-step explanation: