The chinese calendar has 12 months of 30 days each and 6 day weeks. the chinese new year begins on the first day of a month and the first day of a week. will the first day of a month and a first day of a week occur again at the same time before the 360 day year is over? if so, when? explain your answer
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
we have cb=6, ad=5 and seek x=cd.
we reject the negative root and conclude x=4
40 x 50 = 2000
the radius is 2 times the diameter.
answer: y = 3/2 x - 3
y = 1/8 x - 3/4 that would be your correct option
step-by-step explanation: w