Answer:
Below in bold.
Step-by-step explanation:
Ab = ut
Divide both sides by b
A = ut/b.
The other 2 are solved in a similar way:
Kc = 9a
c = 9a/K
Bd = Ca
d = Ca/B.
In this use SOHCAHTOA and according to this we will use CAH on your calculator do cos(72)times 4= 1.23 should be the answer
Answer:
Cos Z= 4/5
Step-by-step explanation:
Hope it helps you!
Step-by-step explanation:



→ 11x(7) = 14(9)
→ 77x = 126
→ x = 126 ÷ 77
→ x = 1.63