You have 16 coins that are heads up 18 coins that are tails up after you add some coins that are tails up the ratio of heads up to tails up is 1 to 1.5 how many coins are tails up

How many days was the temperature above 90 degrees?

List x1, x2, x3, x4 where xi is the left endpoint of the four equal intervals used to estimate the area under the curve of f(x) between x = 4 and x = 6. a 4, 4.5, 5, 5.5 b 4.5, 5, 5.5, 6 c 4.25, 4.75, 5.25, 5.75 d 4, 4.2, 5.4, 6

The given diagram shows the parts of a right triangle with an altitude to the hypotenuse. using the two given  measures, find the other four.