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2 years ago

How many edges does a tetrahedron have? 6 9 12 18

Mathematics

1 answer:

Jet001 [13]2 years ago

6 0

A tetrahedron is a shape made out of four triangular faces, and it has a total of <span>six edges

</span>

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(-3/4)(-1 3/4)<br>evaluate

Talja [164]

Answer:

5 1/4

Step-by-step explanation:

8 0

2 years ago

A chemist is using 333 milliliters of a solution of acid and water. If 19.6% of the solution is acid, how many milliliters of ac

sesenic [268]

65.27mm of acid is present in solution.

Step-by-step explanation:

Given,

Quantity of solution = 333mm

Acid Percentage = 19.6%

Quantity of acid = 19.6% of Quantity of Solution

$Quantity\ of\ acid=\frac{19.6}{100}*333\\Quantity\ of\ acid=\frac{6526.8}{100}\\Quantity\ of\ acid=65.27mm$

65.27mm of acid is present in solution.

Keywords: Percentage

Learn more about percentages at:

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3 0

2 years ago

Find m abc (2x) (5x+5)

Gemiola [76]

< ABD + > ABC = 180.....because these angles form a linear pair
2x + 5x + 5 = 180
7x + 5 = 180
7x = 180 - 5
7x = 175
x = 175/7
x = 25

< ABC = 5x + 5......5(25) + 5 = 130 <==

3 0

2 years ago

Read 2 more answers

27-(63-8)and(72-63)-8 is it equivalent or not and why

ZanzabumX [31]

They are not equivalent because 27-(63-8) is equal to -28 and (72-63)-8 is equal to 1.<span />

5 0

2 years ago

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Ethan once heard that wearing colorful socks helped release your positive energy toward others. Being the scientist that he is,

Advocard [28]

Answer:

The answer is "Choice A".

Step-by-step explanation:

Please find the complete question in the attachment file.

Throughout this question by acceptance of its zero hypotheses becomes equal to "the failure to accept the zero hypotheses." Its best answer is to refuse the null hypothesis or conclude how he had no effects on vibrant socks mostly on basis of this study, that's why the above given choice is correct.

5 0

2 years ago