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charle [14.2K]
3 years ago
9

Do congruent regular dodecagons (12-sided polygons) tessellate a plane?

Mathematics
2 answers:
schepotkina [342]3 years ago
8 0
12 is your heckling my recking
8090 [49]3 years ago
4 0

No because  a regular polygon is a two-dimensional shape with straight sides that all have equal length. A regular decagon is a 10-sided regular polygon. As it turns out, there are only three regular polygons that can be used to tessellate the plane: regular triangles, regular quadrilaterals, and regular hexagons.

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Please helpppppp I’m taking a test lol help
Over [174]

Answer:

A

Step-by-step explanation:

I plugged function 2 into desmos and it gave me that it had a bigger rate of change.

3 0
3 years ago
What is the equation of the line that passes through (4, -1) and (-2, 3)?
timurjin [86]

Answer:

Step-by-step explanation:

m=(y2-y1)/(x2-x1)

m=(3-(-1))/(-2-4)

m=(3+1)/-6

m=4/-6

simplify

m=-2/3

y-y1=m(x-x1)

y-(-1)=-2/3(x-4)

y+1=-2/3(x-4)

y+1=-2/3x+8/3

y=-2/3x+8/3-1

y=-2/3x+8/3-3/3

y=-2/3x+5/3

y-(-2/3x)=5/3

y+2/3x=5/3

2/3x+y=5/3

3(2/3x+y)=3(5/3)

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2x+3y-5=0

6 0
3 years ago
4p + 1 = 10 what is the value of p?
fredd [130]

Answer:

p = 9/4 or 2.25

Step-by-step explanation:

4p + 1 = 10

      -1     -1

4p = 9

Divide 4 on both sides

p = 9/4 or 2.25

5 0
4 years ago
Read 2 more answers
A student claims that only one operation is needed to calculate the length of the subtended arc when given the measure of a cent
Debora [2.8K]
Having the angle in radians and the diameter of the circle we can easily calculate the length using the following expression

Length = angle(radians)*diameter/2

With this expression we can easily deduce the perimeter of a circle (length of the full arc)

Length = Perimeter = 2*pi*r

There is only one operation involved in this process
4 0
3 years ago
The slope of the line in the graph is
gizmo_the_mogwai [7]

Answer:

the slope of the line in the graph is: 3

the y-intercept is: -4

the equation of the line is: y=3x-4

Step-by-step explanation:

If we find a point on the graph and count it until it reaches other solid point we get that you have to go up three and to the right by one. This solid point I looked at was (0,-4) and counted up to (-1,1). To find the slope, we have to simply count and use "rise over run". The rise is 3 for every 1 we run, making the slope 3/1 which is 3.

the y-intercept is the point on the graph that touches the y-axis on the graph. The only point on the graph that touches the y-axis is -4, making the y-intercept -4.

The equation for a graph is y=mx+b. m would be the slope and b would be the y-intercept. We know that the slope is 3 (m) and that the y-intercept is -4 (b). Putting them together, we get that the equation of the graph is y=3x-4.

6 0
3 years ago
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