An hourglass composed of two identical cones is 18 cm tall. the radius of each cone is 4cm if you want to fill the bottom half of the hour glass 75% full of salt, how much salt will you need

Farnesene is a sesquiterpene. how many different isomers arising from double-bond isomerizations are possible? g

In the figure below, segment ac is congruent to segment ab: triangle abc with a segment joining vertex a to point d on side bc. side ab is congruent to side ac which statement is used to prove that angle abd is congruent to angle acd? segment ad bisects angle cab. triangle acd is similar to triangle abd. segment ad is congruent to segment ac. angle cab is congruent to angle cba.

Josh has a rewards card for a movie theater he receives 15 points for becoming a rewards card holder he earns 3.5 points for each visit to the movie theater he needs at least 55 points to earn a free movie ticket which inequality can josh use to determine x, the minimum number of visits he needs to earn his first free movie ticket.