Recent content by KublaKhan

Holy Mackerel. I shouldn't do these things tired. My first equation should be tan 14= y/x 2nd should be tan 12=y/(x-.8) And my approach was obv wrong as I was trying to make a right triangle out of one that is not. Still lost though. help? As far as solving for x the farthest I can get is: x...

Homework Statement One cubic centimeter (1.0 cm3) of water has a mass of 1.0 multiplied by 10-3 kg. (a) Determine the mass of 1.0 m3 of water. (b) Assuming biological substances are 98% water, estimate the masses of a cell with a diameter of 1.0 µm, a human kidney, and a fly. Take a kidney to...

Homework Statement A woman measures the angle of elevation of a mountaintop as 12.0°. After walking 0.80 km closer to the mountain on level ground, she finds the angle to be 14.0° (a) Draw a picture of the problem, neglecting the height of the woman's eyes above the ground. Hint: Use two...