Select the correct answer
during physical activity of high intensity, your heart will beat at a percentage of its maximum rate. which range shows the correct
percentages during this type of activity?
oa. 40%-50%
ob. 50%-70%
oc 70%-85%
od. 85%-100%
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In each of the cases that follow, the magnitude of a vector is given along with the counterclockwise angle it makes with the +x axis. use trigonometry to find the x and y components of the vector. also, sketch each vector approximately to scale to see if your calculated answers seem reasonable. (a) 50.0 n at 60.0°, (b) 75 m/ s at 5π/ 6 rad, (c) 254 lb at 325°, (d) 69 km at 1.1π rad.