Answer:
Step-by-step explanation:
The the center of the sphere is given as (a,b,c) and the radius is r, then the equation of the sphere would be:
From the info, we can say:
a = 4
b = 3
c = 5
r =
Plugging into formula we get the equation:
Remember to use
Answer:
Step-by-step explanation:
tan(pi\4+A)tan(3pi\4+A) =-1
using the tangent sum of angle formula
Answer:
9 cups
Step-by-step explanation:
3/4 cups of sugar for 14 cookies
There are 168÷14 = 12 set of 14 cookies in 168
So we need 12 times 3/4 sugar
12 × 3/4 = 9 cups of sugar needed
Answer:
9
Step-by-step explanation:
ratio problem
3/4 sugar/14 cookies = x sugar/168
126 = 14x
x = 9