A 15-foot flagpole leans slightly, such that it makes an 80° angle with the ground. The shadow of the flagpole is 10 feet long w
hen the sun has an unknown angle of elevation. How could the angle of elevation of the sun, x, be determined?
2 answers:
By determining the length of TV using TV^2=15^2+10^2-2(15)(10)cos80, and then determining the value of x using 15^2=TV^2+10^2-2(TV)(10)cosx.
...............................Basically A......
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