A man 6 feet tall walks at a rate of 5 feet per second away from a light that is 15 feet above the ground (see figure). 16 12 4 8 12 16 20 (a) When he is 10 feet from the base of the light, at what rate is the tip of his shadow moving? ] ft/sec (b) When he is 10 feet from the base of the light, at what rate is the length of his shadow changing? ft/sec

Q: 2. A girl of height 120 cm is walking toward a light on the ground at a speed of 0.6 m/s. Her shadow…

A: Given,            A girl of height 120 cm is walking towards a light on the ground at a speed…

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A:

Q: Question 9 A toy rocket is launched from the ground with an upward velocity of 64 ft/sec. When will…

A: Given data is : Upward velocity is 64ft/sec To find time required to hit the ground. Upward…

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A: This question can be solved using the concept of rate of change of quantities.

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A: Given:                           Height of kite =50 ft       dxdt=3 ft/sec

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A: For finding the rate of change of angle  we will use some trigonometric functions like…

Q: pls answer

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A: Let dh/dt represent the rate at which altitude is increasing:

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Q: hen the distance of the plane from at the rate of 8,000 km/hr. At w

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A: