Answer:
I believe it is A, d= 6t
It is an odd question though.
Marta has 17/30 of the cakes left
C. Plug in 0 into the equation
y = (0)^2 + 10
y = 10
It would be (0,10)
Answer: 
Step-by-step explanation:
The area of a rectangle:
×

×
× 

-Result:

√45 + √125
= 3√5 + 5√5
= 8√5
Answer is C.
Hope it helps!