Answer:
probably 57 will be the answer
X + 3x + 4x = 56
8x = 56
x = 7
The shortest piece is 7 inches
The middle piece is 7*3 = 21 inches.
The longest piece is 4*7 = 28 inches
Check
7 + 21 + 28 = 56 It does check and the lengths are correct.
Answer:
D.) 14.2*0.784
Step-by-step explanation:when you calculate it, there is 4 numbers behind the decimal point.
Solve for R by simplifying both sides of the equation, the isolating the variable.
R^2h=-r^2+v
W is equal to 6 because 6/3=2 so 2+6=8