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Nookie1986 [14]
3 years ago
10

Q6 Q19.) Write the expression as the​ sine, cosine, or tangent of an angle. Then find the exact value of the expression.

Mathematics
1 answer:
Greeley [361]3 years ago
3 0
Using sin(A+B) = sinAcosB + cosAsinB

sin20cos40 + cos20sin40 = sin(20+40) = sin60degree

= \frac{ \sqrt{3}}{ 2}
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The ounces of yellow paint, y, needed to mix with x ounces of blue paint to make a certain shade of green paint can be represent
BaLLatris [955]

Answer:

Step-by-step explanation:

A proportional constant satisfies

y/x=k, where k is the constant of proportion

Since

y/x=k

y=kx

You are given

y=1.5x so

k=1.5

4 0
3 years ago
8-2w=6w-8 help lol!!!!!!!!!!!
NNADVOKAT [17]
W = 2. How do we find this out?

Put "w" as "2". 8-2(2)=6(2)-8
8 - 4 = 12 - 8.

Solve.

4 = 4

Hope this helps! ☺♥
5 0
3 years ago
Read 2 more answers
30. The table below shows the number of ants in an ant farm on different
Nitella [24]

Answer:

a)10

b)5120

Step-by-step explanation:

Given that number of ants double after every ten days, form a table that shows numbe of ants from day 1 to day 91

Day                                                  Number of Ants

1                                                                       10

11                                                                      20

21                                                                     40

31                                                                     80

41                                                                     160

<em>51                                                                    320-----------------given</em>

<em>61                                                                    640------------------given</em>

<em>71                                                                    1280----------------given</em>

81                                                                   2560

91                                                                    5120

Using the given values for number of ants and the number of days, you can notice the trend for values of days and number of ants.After every ten days, number of ants doubles.Using this information, you can navigate backwards up to day 1 and forward up to day 91

4 0
4 years ago
What’s the slope, if point 1 is (1,1) and point 2 is (-1, -4)
dybincka [34]
My work to your question

8 0
3 years ago
Which expression represents the perimeter of the rectangle below
-BARSIC- [3]

Answer:

12+y+x+x+x+12+y+x = 24+2y+4x; which is A

Step-by-step explanation:

6 0
2 years ago
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