Cassie wants to determine the length of the shadow that a 60-foot tall telephone pole casts without measuring it. if cassie's mailbox, which is 42 inches in height, casts a shadow that is 21 inches in length, how long is the shadow that the telephone pole casts?

Answer & Explanation:

Cassie wants to determine the length of the shadow that a 60-foot tall telephone pole casts without measuring it. If Cassie's mailbox, which is 42 inches in height, casts a shadow that is 21 inches in length, how long is the shadow that the telephone pole casts?

30,40,50 is correct answer