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alukav5142 [94]
3 years ago
6

Solve for given replacement set for 21- 5x -4 = x +4 ( 0, 2, 4 )

Mathematics
1 answer:
FrozenT [24]3 years ago
3 0
\left[x \right] = \left[ \frac{13}{6}\right][x]=[​6​​13​​]
totally answer
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The exterior angle of a regular polygon is 36º.<br> How many sides does the polygon have?
Mrac [35]

Answer:

10

Step-by-step explanation:

The sum of the measures of the exterior angles in a convex polygon is 360°. And each exterior angle measure 36 degrees so Number of side will be 10.

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Find the circumference of a circle with an area of 28.26.<br> Show work please.
muminat

Answer:

18.84

Step-by-step explanation:

Since the formula for circumference is C=2\pi r, we need to first find the radius. The formula for the radius is r=\frac{\sqrt{A\pi } }{\pi }, so we will get r=3. Substitute that into C=2\pi r, and we get C=18.84. Hope this helps!

<h2><u><em>Please mark brainliest!</em></u></h2>
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3 years ago
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2

Step-by-step explanation:

(3+\sqrt{7} )(3-\sqrt{7} )\\\\Now we Can Use Identity (a^{2} -b^{2} =(a+b)(a-b)\\a=3     \\ b=\sqrt{7} \\\\3^{2}-\sqrt{7} ^{2}  \\9-7=2

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8 0
3 years ago
 First CORRECT answer gets brainliest!
SpyIntel [72]
Https://www.illustrativemathematics.org/content-standards/tasks/703  check it out it might help
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3 years ago
The rectangular floor of restaurant is 56 feet in length and 40 feet in width . A scale drawing of the floor has a length of 7 i
Galina-37 [17]

Answer:

the answer is 320

Step-by-step explanation:

Because you gotta do length times width and then divide your answer by 7 and you get 320 inches .... I think

8 0
3 years ago
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