Lines m and n are parallel. Which angles are supplementary to ∠4? Select each correct answer. ∠1 ∠2 ∠3 ∠5 ∠6 ∠7 ∠8

Aheated piece of metal cools according to the function c(x) = (.5)x ? 7, where x is measured in hours. a device is added that aids in cooling according to the function h(x) = ? x ? 2. what will be the temperature of the metal after two hours?

Prove that the value of the expression 7^8–7^7+7^6 is divisible by 43.

Jose is going to use a random number generator 500500 times. each time he uses it, he will get a 1, 2, 3,1,2,3, or 44.