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A BEAM 25 FEET LONG LEANS AGAINST A WALL. IF THE TOP OF THE BEAM RESTS AT A POINT ON THE WALL 17.5 FEET ABOVE THE FLOOR, WHAT IS THE ANGLE THE BEAM MAKES WITH THE WALL?

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A HANDICAP RAMP IS 5.26 METERS ABOVE THE GROUND. WHAT WILL THE LENTH OF THE RAMP IF IT MAKES AN ANGLE OF 23 DEGREES WITH THE FLOOR?

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A FORCE OF 800 LBS ACTS IN A UPWARD DIRECTION OF 40 DEGREES WITH THE FLOOR. DRAW THIS FORCE AS A VECTOR AND DETERMINE ITS HORIZONTAL AND VERTICLE COMPONENTS.

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A FORCE OF 25 N ACTS PERPENDICULAR TO ANOTHER FORCE OF 22 N. IF THE FORCES ACT TOGHTHER ON THE SAME OBJECT, WHAT IS THE RESULTANT FORCE?

find the radius of a circle and find lengths of arcs

1.If an arc 70mm long subtends an angle of pi over 4 radians at the centre what is the radius of the circle? 2.A chord of length 26mm is drawn in a circle of 35mm diameter. What are the lengths of the smaller and larger arcs into which the circumference is divided?