Answer:
907.46
Step-by-step explanation:
We know the area of a circle is:

D varies directly with t means
d=kt
105=3k
divide both sids by 3
35=k
d=35t
when t=8
d=35(8)
d=280
B
Answer:
A. If angles XYZ and RST are congruent, then they are vertical angles.
Step-by-step explanation:
hope its right cuz on the test i got an 80% cant see the answers sorry :/
Answer:
-0.78
Step-by-step explanation:
you would round the number up after you divide.