The density of air is approximately 0.001293 grams per cubic centimeter. Which measurement, in grams per cubic centimeter, is closest to the density of air? (HELP PLEASE I AM TAKING A TEST IS IMPORTANT AND I DONT GET THIS ONE) (A) 1.283 x 10-4 (B)1.293x10-3 (C) 1.293x10-3 (D)1.293x10 4

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.

Find the midpoint m of z1=(8+5i) and z2=(12+3i)

Use the method of cylindrical shells to find the volume v generated by rotating the region bounded by the curves about the given axis.y = 7ex, y = 7e^-x, x = 1; about the y-axis