Math is a subject which many people find disgusting and horrible but which i favour over others<span />
Answer:
78.54
Step-by-step explanation:
first you have to divided 31.4 by 3.14 to get your diameter so you can get your radius. 31.4 divided by 3.14 equals 10 and 10 divided by 2 equals 5 which is you radius. The formula for area for a circle is πr². 5 squared is 25 and 3.14 times 25 equals 78 .54 which is your answer.
Answer:
6510
Step-by-step explanation:
7.75 x 840 = 6510
Answer:
The answer is D
Step-by-step explanation:
f(x) = 3x² - 12x + 4
f(-2) = 3(-2)² - 12(-2) + 4
= 12 + 24 + 4
= 40
Answer:
$186.13
Step-by-step explanation:
15% = .15
218.98 * .15 = 32.847 = 32.85
218.98 - 32.85 = 186.13
