If the slope of two lines are negative reciprocals, the lines are perpendicular

Evaluate the integral. (sec2(t) i t(t2 1)8 j t7 ln(t) k) dt

Fiona and her friends are playing a game by guessing where a coin will land when it is randomly dropped inside the square shown below. fiona guesses that the coin is likely to land in the blue area. which explains whether or not fiona is correct and why?

Select the two pairs of figures that are similar.