my.epc X MVUTl X 4.8Hm X Forthe X Precalc X C chegg.r X l a ChatGF X l + www.we bassig n.net [I] it? A police department has set up a speed enforcement zone on a straight length of highway. A patrol car is parked parallel to the zone, 200 feet from one end and 150 feet from the other end (see figure). H Enforcement zone >i No! drawn to scale 6) (a) Find the length I (in ft) of the zone and the measures of the angles A and B (in degrees). (Round your answers to two decimal places.) I A B (b) Find the minimum amount of time (in seconds) it takes for a vehicle to pass through the zone without exceeding the posted speed limit of 30 miles per hour. (Round your answer to two decimal places.) 7 10:12PM ,0 Typeheretosearch E 11/16/2023 $1 EPCC - A X my.epcc. X o Mail - Sa X UEF MY UTEI X "A 4.8 Hmv X For the f X Precalcu C chegg.cc X ChatGPT X + X G https://www.webassign.net/web/Student/Assignment-Responses/last?dep=32106579#Q9 M Submit Answer 11. [0.25/1 Points] DETAILS PREVIOUS ANSWERS MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER For the simple harmonic motion described by the trigonometric function, find the maximum displacement, the frequency, the value of d when t = 7 and the least positive value of t for which d = 0. Use a graphing utility to verify your results. 4 d = - cos 20nt (a) Find the maximum displacement. 1/4 Fantastic work! (b) Find the frequency. X cycles per unit of time (c) Find the value of d when t = 7. d = X (d) Find the least positive value of t for which d = 0. t = Need Help? Read It Submit Answer Type here to search 59OF 10:12 PM 11/16/2023