Out of 17 21 14 17 12 15 16 what is the range

The range is the difference between the largest number and the smallest number.

The largest number given is 21, the smallest number given is 12.

21 - 12 = 9

The range is 9.

ur mom gae no homo

we have three similar triangles, because each has a right angle and shares an angle.   let's write the angles in order: opposite to short leg, long leg, hypotenuse.

cab similar to bad similar to cbd

or as ratios,

ca: ab: cb = ba: ad: bd = cb: bd: cd

we also know

ac = ad + cd

(ad+cd): ab: cb = ba: ad: bd = cb: bd: cd

(ad+cd)/cb=cb/cd

we have cb=6, ad=5 and seek x=cd.

we reject the negative root and conclude x=4

answer: 4