X = 6 cos(t)
y = 3 sin(t)
we can rewrite these equations as:

Taking squares of both equations we get:

Adding both the equations, we get:
Answer:
5 cans
Step-by-step explanation:
First multiply 15 by 3 to see how many ounces are needed in total: 15x3=45
Then divide 45 by 9 to see the amount of cans: 45/9=5
Answer:
23 cm
Step-by-step explanation:
575/25=23