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kykrilka [37]
3 years ago
15

Simplify and find each side angles are 45 45 90! will mark brainiest!

Mathematics
1 answer:
Genrish500 [490]3 years ago
3 0

Answer:

X = 4.47  Y = 8.94

Step-by-step explanation:

2\sqrt{5}= 2.23606798

2.23606798 x 2 = 4.47213596

-------

4.47213596

4.47213596^2 + 4.47213596^2 = 8.94427192^2

8.94427192^2 = 80

Square root of 80 is 8.94

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Eddie bought 27 2/5 inches of wire for a home improvement project. How many 12 inches sections can he make from it?
goblinko [34]
Simply divide your wire by 12 and cut off the excess (as it cannot make a full 12-inch section).

27\frac{2}{5}÷12=2\frac{17}{60}

So you have two 12-inch sections and an additional 3.4-inch section.
3 0
3 years ago
What is a slope of -5,-10 and -1,5
Leno4ka [110]

Step-by-step explanation:

(-10-5)/([-5-(-1)]=

-15/-4=15/4=3.75

6 0
3 years ago
Please help me out with this equation! <br> i will mark you as brainliest
BigorU [14]
<h3>Answer:  -19, -15, -9, -1, 9   (choice A)</h3>

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

Explanation:

If we plug in x = -2, then we get,

y = x^2 + 7x - 9

y = (-2)^2 + 7(-2) - 9

y = 4 - 14 - 9

y = -10 - 9

y = -19

So x = -2 leads to y = -19. The answer is between A and D.

---------

If you repeat those steps for x = -1, then you should get y = -15

Then x = 0 leads to y = -9

x = 1 leads to y = -1

Finally, x = 2 leads to y = 9

The outputs we get are: -19, -15, -9, -1, 9 which is choice A

Choice D is fairly close, but we won't have a second copy of -15, and  we don't have an output of -19.

7 0
3 years ago
Read 2 more answers
What is 3 tens plus 7 tenths plus 8 hundredths as a decimal
Novay_Z [31]
3 tens= 30
7 tenths= 0.7
8 hundredths= 0.08

so 30+ 0.7+0.08= 30.78
4 0
4 years ago
(20 POINTS) Which of the following is a rational number?<br><br> Please solve fast!
KATRIN_1 [288]

Answer: A.

Step-by-step explanation:

The square root of 144 is 12

6 0
4 years ago
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