Yahoo 知識+ 將於 2021 年 5 月 4 日 (美國東岸時間) 停止服務,而 Yahoo 知識+ 網站現已轉為僅限瀏覽模式。其他 Yahoo 資產或服務,或你的 Yahoo 帳戶將不會有任何變更。你可以在此服務中心網頁進一步了解 Yahoo 知識+ 停止服務的事宜,以及了解如何下載你的資料。
![](https://s.yimg.com/ag/images/default_user_profile_pic_192sq.jpg)
?
Trig word problem please help?
You are standing on top of a building, looking at park in the distance. The angle of depression is 44°. If the building you are standing on is 160 feet tall, how far is the park from where you are standing? round to 3 decimal places
1 個解答Mathematics6 年前Trigonometric functions help please?
Given cot(theta) is undefined and pi/2 <= theta <= 3pi/2 . Find the exact values of the six trigonometric functions of theta
What is theta?
Given theta = 10pi/3. Find the exact values of the six trigonometric functions of theta. How would you draw the angle? Find the reference angle.
3 個解答Mathematics6 年前Trigonometric functions help please?!?
Given cot(theta) is undefined and pi/2 <= theta <= 3pi/2 . Find the exact values of the six trigonometric functions of theta
Mathematics6 年前2 trig questions please help?!?
23. Two trees stand opposite one another, at points A and B, on opposite banks of a river. From a point C 100 feet further down the riverbank from the first tree (A) a surveyor measures the angle ACB to be 59°15’45”. How far is the surveyor from the tree at point B?
31. Given tan(theta) = -5/4 and cos(theta) > 0, find the exact values of sin(theta) and sec(theta). How would you sketch this?
1 個解答Mathematics6 年前trig word problem help i'm confused?
Find the distance of a boat from a lighthouse if the lighthouse is120 m tall,and the angle of depression is 16 degrees.
1 個解答Mathematics6 年前WILL SOMEBODY PLEASE HELP TRIG??????
Given an angle of 1.812 radian, give the reference angle in both radian and degrees.
Mathematics6 年前2 precal question help please?
Solve and simplify if possible: (x^2/x - 2) - (4/x - 2)
for f(x) = 1/x^2-3, find f(2 + h)
2 個解答Mathematics6 年前A few pre-cal questions help please?
12. Factor completely: 12x^4 - 16x^3 + 4x^2
16. Solve and simplify id possible: x^2/x-2 - 4/x-2
17. Give and example (by writing an equation) of each of the following:
a. A function whose domain is [0, infinity)
b. a function whose domain is (- infinity, infinity)
c. a function whose domain is (-invinity, 0) u (0, infinity)
2 個解答Mathematics6 年前help physics please?
Another student says that “For this experiment, the person with the most mass does the most work and has the most power.” How would you try to prove or disprove this conclusion using your data? Do you think that the student is correct? Why or why not?
3 個解答Physics6 年前Physics help please?
Does increasing the work affect the amount of power generated climbing the stairs? Does walking up the stairs faster affect the power generated? How would you describe the mathematical relationship between these two parameters?
1 個解答Physics6 年前1 trig help please?
A television camera in a blimp is focused on a football field with angle of depression2 5° 48' . A range finder on the blimp determines that the field is 925 m away. How high up is the blimp?
1 個解答Mathematics6 年前2 trig questions help please?
give and example of a real number theta for which cos(theta) is positive and sin(theta) is negative and give an example of a real number theta for which cos(theta) is negative and sin(theta) is positive
Please help??
4 個解答Mathematics6 年前2 trig questions please help?
if theta is any real number, is it possible for sin(theta) = 5/4? Why or why not?
if theta is any real number, is it possible for sin(theta) = 0.25 and cos(theta) = 0.5? Why or why not?
4 個解答Mathematics6 年前Activities for teenagers?
Every year our town holds a 4th of July celebration, and we have all kind of activities for the kids (eating contests, face painting etc.) and lots for the adults (drinking, mostly) but nothing for people the ages between 13-20. What kind of activities could there be for teenagers and young adults who are too old for slip-n-slides but too young to enjoy the things set up for adults?
1 個解答Other - Games & Recreation6 年前Last trig help please?? ASAp?
use the given information to evaluate sin(a - B)
sin a = -7/25, cot B = 8/15; neither a nor B are in quadrant III
1 個解答Mathematics6 年前Help with trig please ASAP?
use the given inforation to evaluate sin(a + B)
tan a 4/3, cos B = -12/13, neither a nor B are in quadrant III
1 個解答Mathematics6 年前HElp Trig ASAPPP?
Use the given information to evaluate cos(a - B)
tan a = 4/3, sin B = -7/25; pi < a <3pi/2, 3pi/2< B < 2pi
2 個解答Mathematics6 年前