79,81,84,88,100,88,82 what is the mean of these numbers

In which source of water would a wave travel the fastest? o ice o cold o room temperature o hot mark this and return save and exit next

Which triangle congruence postulate or theorem justifies my claim that the steps i made using construction paper and scissors produce an isosceles triangle? was it sss, sas, asa, aas, or hl?

Which of the following is the equation that says that the product of a number and ten is equal to 20 percent of that number ? a) 10n= 2.0n b) 10+n=.20n c) n+ .20n=10 d) 10n=0.20n