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Anit [1.1K]
3 years ago
14

Check all that apply

Mathematics
1 answer:
Bogdan [553]3 years ago
7 0

Answer:

i think its a,c,e

Step-by-step explanation:

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What information is needed in order to apply the hypotenuse-leg (HL) theorem
Lorico [155]

Answer:

This theorem states that 'if the hypotenuse and one leg of a right triangle are congruent to the hypotenuse and one leg of another right triangle, then the triangles are congruent. ' This is kind of like the SAS, or side-angle-side postulate. But SAS requires you to know two sides and the included angle.

Step-by-step explanation:

6 0
3 years ago
Each table at a restaurant has six chairs placed around it.
Romashka-Z-Leto [24]

Answer:

4/24

Choice B is correct

Step-by-step explanation:

From the information given, there is 1 table for every 6 chairs at the restaurant. In ratio form this can be expressed as;

1:6

The ratio that is equivalent to this given ratio is 4/24. This can easily be checked through simplification of this ratio;

4/24; If we divide both the numerator and the denominator by 4 we obtain

1/6 which is equivalent to 1:6

3 0
3 years ago
What is the value of i^20+1?
ICE Princess25 [194]

You know

i^2=-1

Squaring both sides gives

(i^2)^2=(-1)^2\implies i^4=1

Then raising both sides to any integer power n gives

(i^4)^n=1^n\implies i^{4n}=1

That is, any power of i where the power is a multiple of 4 will always be equal to 1.

So

i^{20}+1=1+1=2

But perhaps you mean to write 20+1 as the exponent, in which case

i^{20+1}=i^{20}i=i

8 0
3 years ago
If the lake is 60 miles away and Rene is driving at 40 miles a hour the whole time how long will it take for her to get to the l
Karolina [17]

60/40 = 1.5  So Renee will need to drive 40miles 1.5 times in order to
cover 60 miles.

Since her speed is exactly 40 mph, she'll need to keep it up for <em>1.5 hours</em>.

7 0
3 years ago
Read 2 more answers
Which statement justifies that x2 + 3x − 1 multiplied by 2x2 − 2x + 1 obeys the closure property of multiplication?
olya-2409 [2.1K]
(x² + 3x - 1)(2x² - 2x + 1)

x²(2x² - 2x + 1) + 3x(2x² -2x + 1) -1(2x² - 2x + 1)
2x^4 - 2x³ + x² + 6x³ - 6x² + 3x - 2x² + 2x - 1
2x^4 - 2x³ + 6x³ + x² - 6x² - 2x² + 3x + 2x - 1
2x^4 + 4x³ - 7x² + 5x - 1

<span>(D)The result 2x4 + 4x3 − 7x2 + 5x − 1 is a polynomial.</span>
7 0
4 years ago
Read 2 more answers
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