The area of a triangle is given by the equation h^2-4h=12,where h is the height of the triangle? A. 12
B. -6
C. -2
D. 6
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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.

School has 204 sixth grade students. if the sixth grade is 30% of the total school, how many students are in the middle school?

10 points? me . its important ‼️‼️