a triangle with the hypotenuse measuring 8, and the short leg measuring 5, and the the long leg measuring 7. Find the angles C the top angle, B the lower right angle, A the left angle
2006-12-15 03:44:42 · 4 answers · asked by Levi M 1 in Science & Mathematics ➔ Engineering
Use the law of cosines.
http://en.wikipedia.org/wiki/Cosine_law
2006-12-15 13:10:20 · answer #1 · answered by Mechy 2 · 0⤊ 0⤋
We start by learning what the basic graphs of sine and cosine look like. This can be done by plotting points. Set up a chart and plug in values for x and find the corresponding y's. Multiples of pi/4 are enough to get an idea of the shape. If you do that, your graphs should look something like this
this is the 1 para it explains in detail
2006-12-15 05:06:50 · answer #2 · answered by shril729 1 · 0⤊ 0⤋
angle A= 38.7 degrees
angle B = 80.3 degrees
angle C = 61 degrees.
2006-12-15 03:56:49 · answer #3 · answered by Anonymous · 0⤊ 0⤋
i think my brain just exploded.
2006-12-15 03:51:52 · answer #4 · answered by Rotten Johnny 5 · 0⤊ 1⤋