A cube has an edge length of 21 cm. use an exponent to express its volume

Credit card a offers an introductory apr of 3.4% for the first three months and standard apr of 15.7% thereafter,

A50-foot ladder is leaning against a vertical wall. if the base of the ladder is 45 feet from the base of the wall, find the angle the bottling of the ladder makes with the ground.

F. a fair coin is thrown in the air four times. if the coin lands with the head up on the first three tosses, what is the probability that the coin will land with the head up on the fourth toss? a. 0 b. 1/16 c. 1/8 d. 1/2