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Allushta [10]
3 years ago
13

The length of the hypotenuse of a right triangle is 145 units. The length of one leg of the triangle is 144 units. Mike wrote th

e following step to find the length of the unknown leg: Length of the unknown leg = 1452 − 1442 = 21,025 − 20,736 = 289 units Which statement best explains whether Mike's step is correct or incorrect?
PLEASE HELP I WILL GIVE BRAINLIEST


A- It is incorrect because the length of the unknown sides is the square root of 289.

B- It is incorrect because the length of the unknown side is the square root of 41,761

C-It is correct because the length of the unknown side is the difference of the lengths of the sides

D- It is correct because the length of the unknown side is the difference of the squares of the side
Mathematics
1 answer:
ladessa [460]3 years ago
7 0

Answer:

A

Step-by-step explanation:

a^2 + 144^2 = 145^2

a^2 + 20736 = 21025

a^2 = 289

a = sqrt(289)

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If p and q are non-zero rational numbers, and s and t are irrational numbers, select all of the statements that are always false
Svetllana [295]

Answer:

The false choices are A, C, and E

Step-by-step explanation:

Let's make an example:

p=1

q=2

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Since pq=1*2=2, the answer is rational and A is false.

Since pt=1*sqrt(6)=sqrt(6), the answer is irrational and B is true.

Since p/q=1/2=0.5, the answer is rational and C is false.

Since st=sqrt(3)*sqrt(6)=sqrt(18), the answer is irrational and D is true.

Since s/t=sqrt(3)/sqrt(6)=sqrt(1/2), the answer is irrational and E is false.

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3 years ago
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Step-by-step explanation:

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Step-by-step explanation:

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3 years ago
There are 250,000 cows in the barn 24,000 cows. went missing how many cows are in the barn
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Step-by-step explanation:

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which shows the students in order from greatest test score to lease test score Alex 0.95 Octavia 16/20 Tonya 9/10 Wilson 0.87 ​
Nonamiya [84]

Answer:

Alex (0.95), Tonya (0.90), Wilson (0.87), Octavia (0.80)

Step-by-step explanation:

To solve this, we have to convert all of the scores into either a decimal or a fraction. In this case, I will be solving all of them into decimals since it is easier.

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