Find the radius of a circle on which a central angle measuring 5 over 6 pi radians intercepts an arc on the circle with a length of 35π centimeters

An 18% discount on a watch saved a shopper $72. find the price of the watch before the discount

Y=x+2 4x+3y= -36 system of equation

An airplane is taking off headed due north with an air speed of 173 miles per hour at an angle of 18° relative to the horizontal. the wind is blowing with a velocity of 42 miles per hour at an angle of s47°e. find a vector that represents the resultant velocity of the plane relative to the point of takeoff. let i point east, j point north, and k point up.