22zurbuchg
22zurbuchg 22zurbuchg
  • 25-04-2020
  • Mathematics
contestada

Help Please!
If tan θ = 20/21, what is cos θ?

Respuesta :

306flower
306flower 306flower
  • 25-04-2020

We can use SOH CAH TOA.

We know that the legs, being Opposite and Adjacent, are 20 and 21. Using Pythagorean Theorem, we see the Hypotenuse is 29.

Then, using Adjacent over Hypotenuse, we know cos θ = 21/29.

Answer Link

Otras preguntas

Mind lending a hand here? (Please answer both)
can somebody please explain how this is rococo styled.
Subtract. Write your answer in simplest form. 8/13 - 2/13
Use morphology and syntax to make grammatical sense of the following sentence (Mark all that apply.). The ova of all mammals except the monotremes undergo holob
Which of the following describes a process of succession after a forest fire
Mrs. Harrison is frustrated that George is not getting any of his work completed during math. To motivate him, she decided to withhold his snack that he brought
Your class has decided to celebrate the end of the school year by visiting a place of interest. You are the class prefect. Your teacher has asked you to write a
what was life like for people living in berlin
Chairs invested $140 she earned a simple interest of 3% per year on the initial investment. If no money was added or removed from the investment what was the am
Please help I will give brainliest and points.​