Two forces whose resultant is 100N are at right angles to each other. if one of them makes an angle of 30° with the resultant, determine its magnitude​

1.based of the diagrams what is the the value of x? 2.how would you verify your answer for x

Find the length of the radius of a circle with the center at -7+2i and a point in the circle at 33+11i

Adolphin is swimming with her friend. the dolphin jumps to a height of 4.54.54, point, 5 meters above the surface of the water as her friend swims 9.89.89, point, 8 meters directly below her. what is the position of the dolphin's friend relative to the surface of the water? meters