Answer:
Please see attached picture for full solution.
Step-by-step explanation:
You should multiply the number outside the bracket with each term, with their symbols (plus/minus), in the bracket.
Answer:
Step-by-step explanation:
Use the cosine ratio, adjacent over hypotenuse. Plug in the values
cos70=x/25.5
Isolate x. Multiply both sides by 25.5
x=25.5*cos70
Enter the equation into a calculator
Answer:
yes
Step-by-step explanation: