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kotykmax [81]
3 years ago
5

Why is cosine positive in the 4th quadrant and sine isn’t?

Mathematics
1 answer:
kari74 [83]3 years ago
8 0

Answer:

Because sine can only be positive in quadrant II according to the CAST rule.

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You have to read 1012
Lyrx [107]

We read  3\frac{1}{2} pages .

<u>Step-by-step explanation:</u>

Correct Question: You have to read 10 1/2 pages for homework. So far, you have read 1/3 of the assignment. How many pages did you read?

We have , to read 10 1/2 pages or 10\frac{1}{2} pages for homework . Till now we have read 1/3 of the assignment or \frac{1}{3} of the assignment . We need to find  How many pages did you read . Let's find out:

Basically we read 1/3 part of the 10 1/2 pages assignment i.e.

⇒ 10\frac{1}{2}(\frac{1}{3})

⇒ \frac{20+1}{2}(\frac{1}{3})

⇒ \frac{21}{2}(\frac{1}{3})

⇒ \frac{3(7)}{2}(\frac{1}{3})

⇒ \frac{7}{2}

⇒ 3\frac{1}{2} pages

Therefore , We read  3\frac{1}{2} pages .

6 0
3 years ago
Nikos sold muffins at his club's bake sale.he spent $28.50 on supplies. he sold his muffins for $0.75 each, and made a profit of
OLga [1]
Divide $0.75 by $36.75? Sorry if I'm wrong, mathematics isn't my best subject.
8 0
3 years ago
Help help help help hell
kari74 [83]

Answer:

51°

Step-by-step explanation:

angle2 is equal to 51 degrees

7 0
2 years ago
Read 2 more answers
Need help fast.
Lisa [10]

w represents width

4w represents length

d represents diagonal

w2 + (4w)2 = d2

w2 + 16w2 = d2

17w2 = d2

±w√17 = d

 

The diagonal is the width times √17.

4 0
2 years ago
Enter the equivalent distance in km in the box.
devlian [24]
100 cm = 1m

To find 60 000cm, multiply by 600 :
60 000 cm = 600m                

To convert from m to km, divide by 1000 :
600m ÷ 1000 = 0.6km                        
3 0
3 years ago
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