Answer:
V≈6031.86in³
Step-by-step explanation:
lmn if you need a explanation
Answer:
2. x = 135
Step-by-step explanation:
im not sure about question 1
Answer:
Last Option
Step-by-step explanation:
We have a triangle and we know its three sides.
We want to find one of your anguos. Then we use the cosine theorem.

Where

Now we solve for x from the equation

Answer:
C
Step-by-step explanation:
Answer:
36
Step-by-step explanation:
divide the 72 pieces by 2, you already know that 6 + 6 is 12, and 30 +30 is 60, so add 60 and 12 and you get 72