UVW is an isosceles triangle with legs UV=VW=4 yards. If angle V is increasing at 3 radians per year, what is the rate of change of the area of triangle UVW when UW is exactly 5 yards? Helpful (and unhelpful) hints: Law of Cosines: c2 = a2 + 62 - 2ab cos(C) sin( A) sin( B) sin(C) Law of Sines: a b C atbtc Heron's Formula: Triangle Area atb -c a - b+c -a +b+c 2 2 2 2 Upload Choose a File