21-05-2019
Mathematics

contestada

Which letter could represent sin -135°?
A. a
B. b
C. c
D. d

Which letter could represent sin 135 A a B b C c D d class=

Respuesta :

calculista calculista

21-05-2019

Answer:

Option D.

Step-by-step explanation:

we know that

Angle -135° is equal to

360°-135°=225°

The angle belong to the III quadrant

225°-180°=45°

sin(45°)=d/1=d

therefore

sin(-135°)=-sin(45°)=d ---> the value is negative

Answer Link

Otras preguntas

Find the value of x.

To what does folly refer?A foolish behavior or character flawsB people’s bad or evil habitsC satireD the hero of a satirical story

In , QR = 4, RS = 15, and . In , VT = 8, TU = 32, and . Are the polygons similar? If they are, write a similarity statement and give the similarity ratio.

The endpoints of the arms of an inscribed angle are the endpoints if a diameter. What is the measure of the inscribed angle? How do you know? Draw a diagram to

water tank a has a capacity of 550 gallons and is 66 percent full. water tank b is 53 percent full. the ratio of the capacity of tank a to tank b is 11:15A: how

Rock is to stone as pouring is to __________________________________.Relationship:_________________________________.

What image of Walt Whitman's "I Hear America Singing" is mostly conveyed through the repetition of the word singing?A. American laborers are all united in one s

Which pair of numbers is relatively prime? A. 18 and 45 B. 26 and 91 C. 10 and 33 D. 14 and 63

-2(b+12)+6b is simplified to what?

what does hijo mean in spanish?