Cup A
<em><u>Formula</u></em>
V = 1/3 pi r^2 h
<em><u>Givens</u></em>
r = d/2 = 2/2 = 1 inch
pi = 3.14
h = 4 inches
<em><u>Solution</u></em>
V = 1/3 * 3.14 * 1^2 * 4
V = 4.187
Cup B
<em><u>Formula</u></em>
V = pi * r^2 * h
<em><u>Givens</u></em>
pi = 3.14
r = d/2 = 2/2 = 1
h = 6
<em><u>Solution</u></em>
V = pi * r^2 * h
V = 3.14 * 1^2 * 6
V = 18.84
<em><u>Answer</u></em>
VB - VA = 18.84 cu in - 4.187 = 14.65 = 14.7 Rounded.
Answer C
To solve this you multiply -4.5 by 2.5
Your answer is -11 and 1 /4
-37,16,51,61
negative numbers are always less than positive numbers
Answer:
Answer is 80
Step-by-step explanation:
PEMDAS (Parentheses - Exponents - Multiplication - Division - Addition - Subtraction)
Do (3+7) first which equals 10.
Your equation is then simply 8 x 10 which is 80.