A triangle has known angle measurements of 70 degrees and 52 degrees, so angle "C" must have a measure of degrees.

Due to a packaging error, 4 cans labeled diet soda were accidentally filled with regular soda and placed in a 12 pack carton of diet soda. two cans were randomly selected from this 12 pack. what is the probability that both cans were regular soda?

Which has the greater energy, light of wavelength 519 nm or light with a frequency of 5.42 x 10^8 sec^-1?

Sharina simplified the expression 3(2x – 6 – x + 1)2 – 2 + 4x. in step 1 she simplified within the parentheses. in step 2 she expanded the exponent.which is a possible next step