Which integer describes the following situation? The plane descended 30,000 feet from the air.

Group of answer choices

30,000 feet

-30,000 feet

Which is the length of the hypotenuse of the triangle a. 94ft b. 214 ft c. 33ft d. 37 ft

5,600 x 10^3 = a) 560 b) 5,000,600 c) 5,600,000 d) 56,000

On a string instrument, the length of a string varies inversely as the frequency of its vibrations. an 11-inch string has a frequency of 400 cylces per second. find the frequency of a 10-icnch string.