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Yuki888 [10]
3 years ago
5

I don't understand exactly how to solve this.​

Mathematics
2 answers:
Marizza181 [45]3 years ago
4 0

Step-by-step explanation:

116° + y° = 180°. (sum of angles on a straight line = 180°)

Therefore y° = 64°.

The angles x°, y°, 72° and 125° are interior angles of a quadrilateral. (4-sided polygon)

In a quadrilateral, sum of interior angles = 360°.

So x° = 360° - y° - 72° - 125°

= 360° - 64° - 72° - 125°

= 99°.

Hence x° = 99°.

Volgvan3 years ago
4 0

Answer:

  • x = 99°

Step-by-step explanation:

<u>First find y as its on straight line with 116°</u>

  • y = 180° - 116° = 64°

<u>Now, the sum of interior angles of a quadrilateral is 360°</u>

  • x = 360° - (64° + 125° + 72°) = 99°
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Answer:

8.75%

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3 years ago
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Natalija [7]

Answer:

x = tex]5\frac{\textup{7}}{\textup{8}}\ in[/tex]

Step-by-step explanation:

Given:

Total height of the bench = 18 in

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Measure of stones = 3\frac{\textup{1}}{\textup{2}}\ in = \frac{\textup{7}}{\textup{2}}\ in  = 3.5 in

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let the height of the third stone be 'x'

Now,

The total height of the bench = depth of bench + Measure of two stones + x

18 = 3.375 + 3.5 + 5.25 + x

or

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3 years ago
Fine the length of the hypotenuse of a Right triangle with legs pf 20cm and21cm
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IceJOKER [234]
That is how I solved that :)

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scZoUnD [109]
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3 years ago
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