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vekshin1
3 years ago
15

I really need help please

Mathematics
1 answer:
Lana71 [14]3 years ago
6 0

Answer:

Step-by-step explanation:

We have two sides; the Adjacent and the Hypotnuse

Meaning we will use Cos

Cos = A/H

Cos X = 16/19

Use the inverse of Cos to find the angle

X = cos-1 (16/19)

X = 0.45499141546

X = 0.45

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What is the answer for 30/-31?
mart [117]

Answer:

-0.96774193548

Step-by-step explanation:

kind a mouth full

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3 years ago
If if four points are collinear, that are also coplanar: true or false??
Aliun [14]

if four points are collinear, that are also coplanar:   This is true


If points lie in the same line. they must lie in the same plane

7 0
3 years ago
Deb is searching online for airline tickets. Two weeks ago, the cost to fly from Hartford to Boston was
Brilliant_brown [7]

Answer:

Percent increase = 60%

Percent increase with baggage = 83%

Step-by-step explanation:

Given that:

Old price of the ticket = $210

New price of the ticket = $335

Increase amount =335-210 = $125

Percent increase = \frac{Inrease\ amount}{Old\ price}*100

Percent increase = \frac{125}{210}*100 = 0.595*100

Percent increase = 59.52% = 60%

Additional charges = $125+$50 = $175

Percent increase = \frac{175}{210}*100

Percent increase = 83%

Hence,

Percent increase = 60%

Percent increase with baggage = 83%

4 0
3 years ago
Read 2 more answers
Miss E. ordered a quilt from an online store .
Firlakuza [10]
I don’t know the first answer but the second one I know. 2.) It should cost her $400 dollars for a quilt that uses 4000 yards of yarn. Tell me if I’m wrong.
3 0
3 years ago
PLEASE HELP meeeeeeee
BigorU [14]
<h3>Answer: Distance between x intercepts is 1 unit.</h3>

======================================================

Explanation:

Let's find the x intercept of f(x). Replace f(x) with 0 and solve for x

f(x) = -2x+2

0 = -2x+2

2x = 2

x = 2/2

x = 1

Plugging x = 1 into f(x) leads to f(x) = 0. The x intercept of f(x) is 1.

-----------------------

Now onto g(x). If we were given a row that had y = 0, then we'd immediately find the x intercept. However, that isn't given, so we'll have to do a bit of work to find the equation for g(x).

First we need the slope. Pick any two rows to find the slope. I'll pick the middle two rows.

m = (y2-y1)/(x2-x1)

m = (3-6)/(1-0)

m = -3/1

m = -3 is the slope

The y intercept is b = 6 as the table shows this pairs with x = 0. The y intercept always happens when x = 0.

So with m = -3 and b = 6, we see that g(x) = -3x+6.

-------------------------

Plug in g(x) = 0 and solve for x. We'll use similar ideas done in the first section at the very top

g(x) = -3x+6

0 = -3x+6

3x = 6

x = 6/3

x = 2 is the x intercept of g(x)

--------------------------

In summary, we found...

  • x = 1 is the y intercept of f(x)
  • x = 2 is the y intercept of g(x)

Subtract the x intercept values to get 2-1 = 1, which is the distance between the x intercepts. The distance is never negative.

6 0
3 years ago
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