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Naddik [55]
2 years ago
9

Given the regular hexagon, find the measure of each numbered angle.

Mathematics
2 answers:
DENIUS [597]2 years ago
7 0
I believe that the answer would be C. because each triangle that is “broken up” in the hexagon is equilateral meaning that angle 1 and angle 3 would be congruent and equal to 60, and since angle 2 is half the measure of angle 1 it would be 30. Hope this helps!
Molodets [167]2 years ago
3 0

Answer:

m∠1=60°, m∠2=30°, m∠3=60°

Option C is correct.

Step-by-step explanation:

Given a regular hexagon

we have to find the measure of  ∠1, ∠2 and ∠3

As the angle formed at the centre of circle is 360° and the diagonals of hexagon divides the hexagon into 6 congruent triangles implies the angle at the centre of these 6 congruent triangles are equal.

∴ \angle 1 =\frac{360}{6}=60^{\circ}

In ΔFOE, by angle sum property

∠FOE+∠OEF+∠3=180°

60°+2∠3=180°      (∵ OF=OE both are radius)

2∠3=120°

∠3=60°

⇒ ΔFOE is equilateral triangle.

Hence, all 6 are equilateral triangles

In ΔOGD, by angle sum property

∠2+∠OGD+∠ODG=180°

∠2+90°+60°=180

∠2=30°

∠1=60°, ∠2=30°, ∠3=60°

Hence, option C is correct.

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nordsb [41]

Answer: y=5x+7

Step-by-step explanation:

If you draw a graph or use a graphing calculator the points and then connect them you will see that the y-intercept is 7 and the slope is 5/1. Slope intercpt  form is y=mx+b. So the equation is y=5x+7.

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3 years ago
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Let y(????)y(t) be a solution of y˙=17y(1−y7)y˙=17y(1−y7) such that y(0)=14y(0)=14. Determine lim????→[infinity]y(????)limt→[inf
shtirl [24]

Answer:

Step-by-step explanation:

Given that,

y' = 17y ( 1-y^7)

Let y=1

Then, y' = 0 for all t

Then show that it is the only stable equilibrium point so that as y→1, t→∞ with any initial value.

So, the graph solution will be

y(0) = 1 and this will be an horizontal line

If, y(0) > 1 then, y' < 0 by inspecting the first equation, so the graph is has decreasing solution.

Likewise, if y(0) < 1 then, y' > 0 and the graph is increasing.

So no matter the initial condition, graph of the solution will be asymptotic to the horizontal line above.

This make the limit be 1.

This shows that x = 1 is a stable equilibrium.

6 0
3 years ago
Identify the slope and line intercept for y = 3x + 1<br> hs<br> The slope is:<br> The intercept is:
gogolik [260]

Answer:

The answerscan be calculated by doing the following steps;

Step-by-step explanation:

7 0
3 years ago
Select the correct answer from each drop-down menu. A parabola is given by the equation y = x2 − 2x − 3. The directrix of the pa
choli [55]

Answer:

Part 1) The directrix of the parabola is y=-4.25

Part 2) The focus of the parabola is F(1,-3.75)

Step-by-step explanation:

we have

y=x^{2}-2x-3

This is a vertical parabola open upward

we know that

If a parabola has a vertical axis, the standard form of the equation of the parabola is

(x - h)^{2}=4p(y - k)

where

p≠ 0

The vertex of this parabola is at (h, k).

The focus is at (h, k + p).

The directrix is the line y = k - p.

The axis is the line x = h.

step 1

Convert the equation of the parabola in standard form

y=x^{2}-2x-3

y+3=x^{2}-2x

y+3+1=x^{2}-2x+1

y+4=x^{2}-2x+1

y+4=(x-1)^{2}

so

(x-1)^{2}=(y+4) ----> equation in standard form

The vertex is the point (1,-4)

4p=1 ------> p=1/4

step 2

Find the directrix of the parabola

The directrix is the line y = k - p

we have

k=-4

p=1/4

substitute the values

y = k - p

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step 3

Find the focus of the parabola

we know that

The focus is at (h, k + p).

we have

h=1

k=-4

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substitute

F(1,-4+1/4)

F(1,-3.75)

4 0
3 years ago
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Charra [1.4K]

Answer:

a_{n} = 2n + 3

Step-by-step explanation:

This is an arithmetic sequence with nth term

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where a₁ is the first term and d the common difference

Here a₁ = 5 and d = 2 , then

a_{n} = 5 + 2(n - 1) = 5 + 2n - 2 = 2n + 3

3 0
2 years ago
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