20. A thief tries to enter a building by placing a ladder over a 9-ft-high fence soit rests gaitast the building, which

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20 A Thief Tries To Enter A Building By Placing A Ladder Over A 9 Ft High Fence Soit Rests Gaitast The Building Which 1 (31.24 KiB) Viewed 20 times

20 A Thief Tries To Enter A Building By Placing A Ladder Over A 9 Ft High Fence Soit Rests Gaitast The Building Which 2 (31.24 KiB) Viewed 20 times

20 A Thief Tries To Enter A Building By Placing A Ladder Over A 9 Ft High Fence Soit Rests Gaitast The Building Which 3 (47.1 KiB) Viewed 20 times

20 A Thief Tries To Enter A Building By Placing A Ladder Over A 9 Ft High Fence Soit Rests Gaitast The Building Which 4 (47.1 KiB) Viewed 20 times

20. A thief tries to enter a building by placing a ladder over a 9-ft-high fence soit rests gaitast the building, which is 2 ft back from the fence see the Figure 3 below). Late be the angle between the ladies and the ground. Express the length of the elderlin terms of Hint: Use the two right tringles in Figure 3 Figure 3. The diagram for the questions 20 and 21 AI (Scot # + 2): 1.1 - Stand + 2) sin C. I=9x8+28 D./ = 3 +260 E. None of the above towers is correct 21. Consider again the situation in the previous problem. A the tries to enter a building by placing a new ft-high fence soit rests against the building, which is 2 it hack from the fence (w the Figure 3 above). What is the length of the shortest Indeer that can be used? Please express your answer in feet and sound it to two decimal places Hint: Use your results from the previous problem. A. 11.24 B. 1263 C. 13.27 D. 14.35 * E. None of the above answers is correct Page 7 of 8 MATH 2121 Practice Final Excam Sprint 2022 22. Population Growth Suppose that the site of the population of a certain collection of Tate Brazilianus is chven by PA)-(t+100) Inét+2) where topestits the time in days. Find the rate of charge of the population on the eighth day (e. when t8). Please to your metto e decimal place A 15.6 attwy B. 13.5 mnt/day C. 124 nuits dwy D. 10.2 ans day E. None of the above answers is correct

20. A thief tries to enter a building by placing a ladder over a 9-ft-high fence so it rests against the building, which is 2 ft back from the fence see the Figure 3 below). Let a be the angle between the ladder and the ground. Express the length of the ladder l in terms of . Hint: Use the two right triangles in Figure 3. 21 Figure 3: The diagram for the questions 20 and 21 + A. 1 = (9 cot 6+2) cose B. I=(9 tan + 2) sin C. 1 = 9 esc0 +2 sec D. 1 = 9 sec + 2 csco E. None of the above answers is correct 21. Consider again the situation in the previous problem. A thief tries to enter a building by placing a ladder over a 9-ft-high fence so it rests against the building, which is 2 ft back from the fence (see the Figure 3 above). What is the length of the shortest ladder that can be used? Please, express your answer in feet and round it to two decimal places. Hint: Use your results from the previous problem. A. 11.24 ft B. 12.63 ft C. 13.27 ft D. 14.38 ft E. None of the above answers is correct