Abox contains
5
plain pencils and
5
pens. a second box contains
7
color pencils and
3
crayons. one item from each box is chosen at random. what is the probability that a pen from the first box and a crayon from the second box are selected?

answer:  

step-by-step explanation:

here x represents the height of the pole,

and, the height of the shadow of the pole is 12 feet.

also, the angle of elevation from the top of the pole is 40°,

therefore,

by the low of sine,

which is the required equation for finding the value of x,

step-by-step explanation:

if you meant, "on the way from (3, 2) to (3, 14):

x does not change; y increases by 12.

ensure that you have copied down this problem correctly.   .