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a dog walk is used in dog agility competitions. in this dog walk, each ramp makes an angle of 30° with the ground. find the length of one ramp and the length of the entire dog walk, including both ramps.
is it asking for the hypotenuse of the triangles or the longer .

Given (1+cosx)/(sinx) + (sinx)/(1+cosx) =4, find a numerical value of one trigonometric function of x. a. tanx=2 b. sinx=2 c. tanx=1/2 d. sinx=1/2

Ataxi company charges $2.25 for the first mile and then $0.20 per mile for each additional mile, or f = $2.25 + $0.20(m - 1) where f is the fare and m is the number of miles. if juan's taxi fare was $6.05, how many miles did he travel in the taxi? if juan's taxi fare was 7.65, how many miles did he travel in taxi

What is r i 4.5+10r=-6.5 with work pls