What is measure of angle r? enter your answer as a decimal in the box. round only your final answer to the nearest hundredth.

This is so harddd! solve. 1 + 1 = solve 4 + 4 = solve 3 x 3

Which basic geometric term has no width, no length, and no thickness? line b. point c. angle d. plane

Adecibel is a logarithmic unit that can be used to measure the intensity of a sound. the function y = 10logx gives the intensity of a sound in decibels, where x is the ratio of the intensity of the sound to a reference intensity. the reference intensity is generally set at the threshold of hearing. use the graphing utility to graph the decibel function. a whisper has a sound intensity of 30 decibels. use your graph to you complete the following statement. the sound intensity of a whisper is times the reference intensity.