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Mathematics 7 Online
OpenStudy (anonymous):

I forgot how to do these problems. 1. A small cart is being pulled along a smooth horizontal floor with a 20lb force making a 45 degree angle to the floor. what is the effective force moving the cart forward? 2. An Airplane with an air speed 250 mph is climbing at an angle of 30 degrees from the horizontal. Find the horizontal speed and vertical speed of the plane.

OpenStudy (amistre64):

its all about the trig

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