perimeter or rectangle= 2l+2w
Surface area of a cylinder=2(pi)r^2+2(pi)r
Volume of a triangular prism=Bh
Area of a circle=(pi)r^2
Answer:140W
Step-by-step explanation:
The density of the gold sample is 19.3g/cm³
Let the mass of the gold sample be represented by m
m = 579 g
Let the volume of the gold sample be represented by V
V = 30 cm³
Let the density of the gold sample be represented by ρ
The formula for the density is:


The density of the gold sample is 19.3g/cm³
Learn more here: brainly.com/question/17780219
<h3>
Answer: Choice B. f(x) = 100 - 68x</h3>
Work Shown:
Solve for y. Then replace y with f(x).

Effectively this involves adding 1000 to both sides and subtracting 680x from both sides, afterward we divide both sides by 10 to isolate y.
Answer:
125 inches
Step-by-step explanation:12*10 is 120. 1/2=5 inches. 120 + 5= 125 inches. PLEASE MARK BRAINLEST BECAUSE I WAS THE FIRST ONE TO ANSWER!!!!PLEASE!!!!