Acoin was tossed 20 times and landed on heads 12 times. what percent of the time did it land on heads?

Which statement describes surface features called maria on the moon

Fast! find the length of cu. the triangles are similar. show your work.

Is there a direction u in which the rate of change of f(x,y)equals=x squared minus 3 xy plus 4 y squaredx2−3xy+4y2 at p(1,2) equals 14? give reasons for your answer. choose the correct answer below. a. no. the given rate of change is smaller than the minimum rate of change. b. no. the given rate of change is larger than the maximum rate of change. c. yes. the given rate of change is larger than the minimum rate of change and smaller than the maximum rate of change.