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Subtract. Write your answer in simplest form. 8 7/10 - 3 4/10

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?

Astandard deck of cards contains 52 cards. one card is selected from the deck. (a) compute the probability of randomly selecting a seven or king. (b) compute the probability of randomly selecting a seven or king or jack. (c) compute the probability of randomly selecting a queen or spade.

How much dextrose 70% must be mixed with dextrose 5% to prepare 1,000 ml of dextrose 20%?