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gavmur [86]
3 years ago
8

Referring to the figure, find the value of x

Mathematics
2 answers:
mestny [16]3 years ago
8 0

Answer:

x = 18

Step-by-step explanation:

All triangle angles add up to 180 so:

x + 5x + 72 = 180

6x + 72 = 180

6x = 180 - 72

6x = 108

x = 18

PtichkaEL [24]3 years ago
3 0

Answer:

21.6

Step-by-step explanation:

5x+72=180 (set it to 180 because the total angle sum of a triangle is 180)

5x=108

x=21.6

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Determine if a quadrilateral with the given vertices is an isosceles trapezoid. Show and explain all steps to prove or disprove.
Inga [223]

Step-by-step explanation:

explain all steps to prove or disprove.

A(-5,0) B(5,0)

8 0
2 years ago
(3x²-21x-24)take out the highest common factor​
inessss [21]

Answer:

x = 8 or x = -1 is the answer

Step-by-step explanation:

3x² - 21x -24

divide with 3

x² - 7x - 8

Factorizing,

x² + x - 8x - 8

x(x + 1) -8 (x + 1)

(x - 8) (x + 1)

x = 8,-1

6 0
3 years ago
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A circle is divided into 18 parts. How many degrees is for each angle?
devlian [24]

360/18= 20

so the answer is 20 degrees

5 0
3 years ago
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Hola necesito ayuda con esta pregunta:
Svetradugi [14.3K]
Okay it’s the right answer
4 0
3 years ago
PLEASE PLEASE PLEASE PLEASE PLEASE HELP! ANSWER WORTH 20 POINTS! I need answers ASAP!
timurjin [86]

Answer:

8.66

Step-by-step explanation:

root 75 is also 5 root 3 (after simplifying)

when that is converted into a decimal we get

8.660254038...

Rounding to the nearest hundred of that number we focus on these two numbers

8.6<u><em>60</em></u>254038...

As a result to the nearest hundreth is 8.66

3 0
3 years ago
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