The height of a ballt seconds after it's thrown into the air from the top of a building can be modeled by
h(t) = -t? + 12t + 10, where h(t) is height in feet.
a). Find the average rate of change for 1-4 seconds after the ball is thrown (enter a numerical answer ONLY):
b) What are the units for your answer to part a?
a. seconds
b. feet
C. feet/second
d. seconds/foot

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Acompany manufactures large valves, packed in boxes. a shipment consists of 1500 valves packed in 75 boxes. each box has the outer dimensions 1.2 x 0.8 x 1.6 m and the inner dimensions 1.19 x 0.79 x 1.59 m. the boxes are loaded on a vehicle (truck + trailer). the available capacity in the vehicle combination is 140 m3. each valve has a volume of 0.06 m3. - calculate the load factor on the box level (%). - calculate the load factor on the vehicle level (%). - calculate the overall load factor (%).

What is the measure of angle 1? a.28 b.152 c.168 d.64