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gladu [14]
3 years ago
11

I need help with number 1 and number 3.

Mathematics
1 answer:
Schach [20]3 years ago
7 0

1. First, set up a ratio to find the length of WZ. Use the lengths that are already given to you.

\frac{2}{6} = \frac{3}{x} \\x = \frac{3(6)}{2}\\x = 9


D is the correct answer for 1.

-----

3. The key word to notice here is that the pentagons are SIMILAR. This means that they have corresponding angles that are EQUAL.

This tells us that angle x must also be 60 degrees.

B is the correct answer for 3.

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Streak
Monica [59]

Answer: Not 100% sure but this is what I think.

-4/5

Step-by-step explanation:

(5, -1) (15, −9)

1Y - 2Y / 1X - 2X = SLOPE

-1 + 9 / 5 - 15 = 8/-10 = -8/10 = -4/5

7 0
2 years ago
7. The points (3,5) and (2, y) are on a line with a slope of 3. Find y.​
PtichkaEL [24]

Answer:

We get value of y: y = 2

Step-by-step explanation:

The points (3,5) and (2, y) are on a line with a slope of 3. Find y.​

We can find y using formula of finding slope of a line.

The formula is: Slope=\frac{y_2-y_1}{x_2-x_1}

We have x_1=3, y_1=5, x_2=2, y_2=y and Slope = 3

Putting values and finding y

Slope=\frac{y_2-y_1}{x_2-x_1}\\3=\frac{y-5}{2-3}\\3=\frac{y-5}{-1}\\-1(3)=y-5\\-3=y-5\\y=-3+5\\y=2

So, we get value of y: y = 2

5 0
2 years ago
How to factor 3x^2+16x-12
Yakvenalex [24]
Factor 3x^2 +16x -12

3x^2 +16x -12

=(3x-2) (x+6)

Answer

(3x-2) (x+6)
4 0
3 years ago
You determine that the standard deviation for a sample of test scores is 0. This tells you that:
denis-greek [22]

Answer:

Your answer is A,B,AND D

Step-by-step explanation:

3 0
3 years ago
Please help me thank you
frutty [35]

Answer:

Step-by-step explanation:

5 0
3 years ago
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