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Sergeeva-Olga [200]
3 years ago
12

Helppppppppp please

Mathematics
1 answer:
swat323 years ago
7 0
B i think but im not sure
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Can someone help me thank youuu!!!
andrew-mc [135]

Answer:

D.

Step-by-step explanation:

cos is positive and sin is negative

=>

it must be in quadrant IV.

you remember, 1 = sin² + cos²

1 = sin² + (3/5)² = sin² + 9/25

25/25 = sin² + 9/25

16/25 = sin²

sin = 4/5 or -4/5

and as sin of this angle is < 0, our solution is -4/5

4 0
3 years ago
If p is the hypothesis of a conditional statement and q is the conclusion, which is represented by ~p → ~q
enot [183]
If p is not the hypothesis of a conditional statement then q is not the conclusion
5 0
3 years ago
If the coefficient of determination is 0.233, what percentage of the variation in the data about the regression line is explaine
ddd [48]

We need the coefficient of determination definition

The coefficient of determination (R²) is a number between 0 and 1 that measures how well a statistical model predicts an outcome. You can interpret the R² as the proportion of variation in the dependent variable that is predicted by the statistical model

So if we have a coefficient of determination of 0.233 we multiply by 100 to get the percentage

Answer: 23.3%

3 0
1 year ago
You earn $596.92 per week.
mash [69]

Answer:

your net pay is $441.84

Step-by-step explanation:

596.92 - 155.08 = 441.84

5 0
3 years ago
37. Rectangle ABCD is graphed on a coordinate
Firlakuza [10]

AC # A'B'

Step-by-step explanation:

While solving the above problem one must keep in mind that

  • Reflection along Y-axis would just make the rectangle upside down at the same distance from X-axis in the down direction.

Thus, from the figure it becomes clear that

  • AB ∦ B’D’
  • CD║A’B’
  • BD ∦ C’D’

Only statement that comes out true is the third statement which states that AC is not parallel to A’B’

Since the diagonal of a rectangle can not be parallel to one of its side (though the side in question is side of the same rectangle reflected in y axis)

6 0
3 years ago
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