This stem-and-leaf diagram shows the measurements of a group of children. Stem
13
14
14
15
15
16
Leaf
6, 9, 9
2, 3, 3, 3, 3, 4
6, 7, 7, 8, 9
1, 3, 4
6, 7
2,4
Key:
1316 means 136 cm
How many children were measured for this data set?
1 point

Determine the quotient and remainder when (6a3)+11a2-4a-9) is divided by (3a-2) express your answer in the form q(a) + r(a)/d(a)

50 ! pls ! 12.  building codes regulate the steepness of stairs. homes must have steps that are at least 13 inches wide for each 8 inches that they rise.

a. discuss how to find the slope of the stairs.
b. describe how changing the width or height affects the steepness of the stairs.

In the given figure ar(adf) =ar(cda) and ar(cdf) = ar(cdf). show that abdc and cdfe are trapeziums.