Ask question

Ask question

All categories

Misha Larkins [42]

3 years ago

11

Find the exact value of each trigonometric function

1 answer:

Lady_Fox [76]3 years ago

3 0

945° | 360°
-720 2
225°

So we say that this value corresponds to 2 laps plus the rest 225°.

However, since it has a negative sign, it says that it is oriented 360 ° at 0 °.
360° - 225°

135°

Soon:

cos -945° = cos 135°

cos -945° = (-√2÷2) or -0,70

You might be interested in

Q: Solve by the Extraction of Roots method: -<br><br> -5x²=-50

My name is Ann [436]

Answer:

$x = \sqrt{10}$

Step-by-step explanation:

$- 5 {x}^{2} = - 50 \\ {x}^{2} = \frac{ - 50}{ - 5} \\ {x}^{2} = 10 \\ x = \sqrt{10}$

7 0

3 years ago

The art teacher mixed 1/3 oz of red paint with 3/4 oz of blue paint to make purple paint. To make more of the same purple paint,

Sedbober [7]

Answer:

8/9 sorry if wrong

Step-by-step explanation:

6 0

3 years ago

BRAINLIEST!!<br> 17. Complete the statement about parallelogram ABCD.<br> ∠BDC ____

Vsevolod [243]

Answer:

∠ABD; Alternate Interior angles are congruent

Step-by-step explanation:

Sides AB and DC are congruent and parallel.

The transversal is line BD.

So considering this things, ∠BDC and ∠ABD are congruent through alternate interior angle rule

6 0

3 years ago

Read 2 more answers

Circle and Arcs<br><br> x + y + z =[ ?]

Lelechka [254]

360 degrees. x+y+z = 360°

4 0

2 years ago

The graphic below shows a protractor, which is used to measure angles . What is the level of accuracy of the measurement tool ?

Oksanka [162]

Answer:

Pretty...accurate

Step-by-step explanation:

It's pretty accurate

5 0

3 years ago

Read 2 more answers