posted by jophy .
the end of a pendulum of length 40cm travels an arc length of 5 cm as it swings through an angle alpha.find the measure of the central angle
solve for angleinradians
how to answer this problem ..i need help ..i need solution for this problem can you give me answer
an isosceles triangle is inscribed in a circle of radius 100 in.find the angles of the triangle if its base subtends an arc of 143.7 in