Answer:
A = πr² ← r is the radius and r = \frac{1}{2} d ← d is the diameter
Hence
π (\frac{1}{2} d)² = A, that is
\frac{d^2\pi }{4} = A ( multiply both sides by 4 )
d²π = 4A ( divide both sides by π )
d² = \frac{4A}{\pi } ( take the square root of both sides )
d = \sqrt{\frac{4A}{\pi } }
Answer:
D is the correct answer
Step-by-step explanation:
Answer:
1 cup of sugar per 2.5 cups of flour.
2.5 cups of flower per 1 cup of sugar.
17.5 cups of flower is used with 7 cups of sugar.
1.6 cups of sugar is used with 6 cups of flour.
Step-by-step explanation:
Answer:
-n+3
Step-by-step explanation:
Subtract the 5n and 3
Answer:
252m^3
Step-by-step explanation:
Multiply all the numbers.