2 years ago

7th grade math question, awarding brainliest! 80 POINTS!!!

1 answer:

5 0

Answer:

first one

9. x-4

12. is one. 6 is another proportion now u can compare them

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Mama L [17]

Hey! Hope that I can help.

-√17 belongs in only one number set: irrational.

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2 years ago

Tema [17]

X-X^2/ (x-3)^2 try that I’m not 100% sure tho

8 0

3 years ago

ki77a [65]

Answer:

6cm is the missing length

Step-by-step explanation:

See the 10cm and the 4cm?

If you look at in a way if you added 6 more centimeters to the 4cm it would be 10, leaving 6cm as the missing length.

8 0

3 years ago

poizon [28]

The correct answer is 2x^3-40x-180

4 0

3 years ago

Dmitrij [34]

Answer:

2.749

Step-by-step explanation:

Use the polar distance formula:

$\sqrt{r_{1}^{2}+{r_{2}^{2}-2 r_{1} r_{2}cos(theta_{1} -theta_{2})$

$\sqrt{10^{2}+{3^{2}-2(1) (3)cos(225-(-91))$

2.749

5 0

2 years ago