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dangina [55]
3 years ago
6

Which of these is an open sentence?

Mathematics
2 answers:
Ket [755]3 years ago
5 0

Step-by-step explanation:

A) 18+2=20

20=20

C) 10-7=3

3=3

D)19-0=19

19=19

Anna007 [38]3 years ago
3 0
B because k is not a specified number
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f = (1/2)(m), for m = 1

f = (1/2)(1)

Step-by-step explanation:

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3 years ago
Use the Pythagorean theorem to determine which of the following give the measures of the legs and hypotenuse of a right triangle
Masteriza [31]

Answer: 3, 4,5 and 17, 15,8

give the measures of the legs and hypotenuse of a right triangle.

Step-by-step explanation:

In order for the measures of the legs and hypotenuse given to form a right angle triangle, they must be Pythagorean triples. A Pythagoras triple is a set of numbers that perfectly satisfy the Pythagorean theorem. The Pythagorean theorem is expressed as

Hypotenuse² = opposite side² + adjacent side². We will apply the theorem to each set of numbers given.

1) 3, 4, 5

5² = 3² + 4² = 9 + 16

25 = 25

It is a Pythagorean triple

2) 4, 11, 14

14² = 11² + 4² = 121 + 16

196 = 137

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3) 9, 14, 17

17² = 14² + 9² = 196 + 81

289 = 277

It is not a Pythagorean triple

4) 8, 14, 16

16² = 14² + 8² = 196 + 64

256 = 260

It is not a Pythagorean triple

5) 8, 15 , 17

17² = 15² + 8²

289 = 225 + 64

289 = 289

It is a Pythagorean triple

Therefore, 3, 4,5 and 17, 15,8

give the measures of the legs and hypotenuse of a right triangle.

8 0
3 years ago
Use the distributive property to create an equivalent expression to the equation 9(2j + 5j).
wel

Answer: i think the answer is -45j - 9k

Step-by-step explanation:

6 0
3 years ago
Find the total surface area of this triangular prism.
Blizzard [7]

Answer:

A ≈ 1194.5

The total surface area is 1194.53.

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2 years ago
I NEED THE ANSWER ASAP PLEASE
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72.5+5.6= 78.1
78.1 degrees
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