Answer:
there’s no photo
Step-by-step explanation:
Answer:
Cos (5π/3)
Cos (π/6)I think this one
Answer:
21 in
Step-by-step explanation:
by the Pythagorean theorem we have

notice that the 841 and the 400 don't go squared because they already squared!
Answer: 3x plus 36
Step-by-step explanation:
You multiply inside the brackets by 3 and you get 3x+36