Lindsey wants to paint the wooden cone pictured below. What is the closest to the amount of paint she needs to paint the entire surface of the cone? Please answer ASAP ^^

Bismuth-210 is an isotope that radioactively decays by about 13% each day, meaning 13% of the remaining bismuth-210 transforms into another atom (polonium-210 in this case) each day. if you begin with 233 mg of bismuth-210, how much remains after 8 days?

Consider the diagram. which line segment has the same measure as st? rx tx sr xs

X+y=-4 x-y=2 use elimination with adding and subtraction