This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: If and are each first quadrant angles, which of the following must be true if sin = cos ? a. + ... (Read 10 times)

HudsonKB16

  • Hero Member
  • *****
  • Posts: 535
on: Jul 28, 2018
If  and  are each first quadrant angles, which of the following must be true if sin  = cos ?
 a.  +  =  rad b.  +  = 90
  c.    = /2 rad d.  =

Question 2

Consider the cosine of any angle between 35 and 40. If the angle were doubled, what would happen to the cosine of the angle.
 a. It would halve.
  b. It would decrease to less than half its original value.
  c. It would decrease but be more than half its original value.
  d. In different cases, it could do any of the above.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

juwms

  • Sr. Member
  • ****
  • Posts: 337
Reply #1 on: Jul 28, 2018
Answer to Question 1

b

Answer to Question 2

b


HudsonKB16

  • Member
  • Posts: 535
Reply 2 on: Jul 28, 2018
Excellent

mohan

  • Member
  • Posts: 362
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

Most strokes are caused when blood clots move to a blood vessel in the brain and block blood flow to that area. Thrombolytic therapy can be used to dissolve the clot quickly. If given within 3 hours of the first stroke symptoms, this therapy can help limit stroke damage and disability.

Did you know?

Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.

Did you know?

Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.

Did you know?

The horizontal fraction bar was introduced by the Arabs.

Did you know?

Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.

TrUe....FaLsE TrUe....FaLsE
True-color image of layers of haze in Titan's atmosphere. True-color image of layers of haze in Titan's atmosphere.
Injecting the upper outer quadrant of the buttocks. Injecting the upper outer quadrant of the buttocks.
How to evaluate angles using sine, special triangles, the unit circle (Part 1) How to evaluate angles using sine, special triangles, the unit circle (Part 1)
How to solve a right triangle when no angles are provided How to solve a right triangle when no angles are provided
True Dover Sole True Dover Sole
Video: What is Reverse Osmosis?

For a complete list of videos, visit our video library