Bryan cuts a piece of cardboard in the shape of a trapezoid. the area is 43.5 square centimeters. if the bases are 6 centimeters and 8.5 centimeters long, what is the height of the trapezoid?

The number of chocolate chips in an 18-ounce bag of chocolate chip cookies is approximately normally distributed with a mean of 1252 chips and standard deviation 129 chips. (a) what is the probability that a randomly selected bag contains between 1100 and 1500 chocolate chips, inclusive? (b) what is the probability that a randomly selected bag contains fewer than 1125 chocolate chips? (c) what proportion of bags contains more than 1225 chocolate chips? (d) what is the percentile rank of a bag that contains 1425 chocolate chips?

Find │–14│ a. 14 b. –14 c. start fraction 1 over 14 end fraction

Find the unit rate. enter your answer as a mixed number. a fertilizer covers 2/3 square foot in 1/2 hour.