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2 years ago

This figure shows △XYZ . MZ is the angle bisector of ∠YZX .

Mathematics

1 answer:

frosja888 [35]2 years ago

3 0

$\frac{3.5}{x} = \frac{7}{11} \\ \\ 3.5*11 \\ 7*x \\ \\ \frac{7x}{7} = \frac{38.5}{7} \\ \\ x = 5.5$

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PLEASE HELP!! I'LL GIVE PRAINLIEST!!

Maslowich

Answer: 10,956

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2 years ago

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Find the multiplicative inverse of -2 in mod 7<br>

Elis [28]

Answer:

So something mod 7 is -2
Lets consider what mod does as a commands: If you have 7 and then mod it by 2 ie 7%2 you get 1
Essentially mod is seeing how many times a # goes into the other number and finding the remainder.
In this case we want the remainder of 2: -8%3 =-2
note there is also a mathematical procedural way to solve this.
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3 years ago

Evaluate 7r- 15/8 when r=3 and s=5

HACTEHA [7]

Answer:

Which is equal to 18.

Step-by-step explanation:

7(3) - 15/(5). 7 x 3 is equal to 21, 15/5 is equal to 3. you are now left with 21- 3,

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3 years ago

HELP DUE IN 15 MINS!

Tasya [4]

Answer:

Area of the sector = 47.52π

Step-by-step explanation:

Area of the sector of the circle;

A = ∅ / 360 * πr²

We know that;

∅ = 120

r = 12

So now we can substitute;

A = (120 / 360) * π(12)²

A = 0.33 * 144π

A = 47.52π

Hope this helps!

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2 years ago

To win the annual Read A Thon at his school Sebastian has to read more books than any of his classmates over winter break he sta

Mazyrski [523]

The number of sports books is 13 books.

<h3>What is an equation?</h3>

A mathematical equation is the representation of a problem by the use of variables. Often times, an equation is formed from the factors that are in a problem.

We have to represented each of the books read with an algebraic term;

Let the number of mystery books be y

Let the number of sports books be x

Total number of books = 23

We know that;

x + y = 23

but y = 10

x = 23 - 10

x = 13 books

Learn more about algebra:brainly.com/question/24875240

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1 year ago