.- La grafica de una relación de proporcionalidad directa siempre es:

What is the length x of the side of the triangle below? (hint: use the cosine function)

Using a wheel and axle, a farmer is trying to lift a bucket of water from the bottom of a well. the larger wheel has a radius of 40 cm compared to the axle that has a radius of 10 cm. if a bucket of water is 50 n, then how much effort is required to raise it? 12.5 n 200 n 2 n 500 n

What is the average speed of a car that travels 40 mph for 1 hour and 60 mph in another hour?