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jolli1 [7]
4 years ago
13

The figure shows a circle inscribed in a triangle. To construct the inscribed circle, angle bisectors were first constructed at

each angle of the triangle. Which happened next? A circle was constructed using the intersection of the angle bisectors as the center of the circle and the obtuse vertex as a point on the circumference of the circle. A circle was constructed using a vertex as the center of the circle and the intersection of the angle bisectors as a point on the circumference of the circle. Segments perpendicular to the sides of the triangle through the intersection of the angle bisectors were constructed. Segments bisecting each side of the triangle were constructed through the intersection of the angle bisectors.
Mathematics
2 answers:
klemol [59]4 years ago
7 0

Answer:

Segments perpendicular to the sides of the triangle through the intersection of the angle bisectors were constructed.

Step-by-step explanation:

The above choice represents a bit of excess work. Actually, only one such perpendicular line segment needs to be constructed in order to determine the radius of the inscribed circle.

Once you know the center and radius, you can construct the inscribed circle.

bearhunter [10]4 years ago
5 0

Answer:

C.Segments perpendicular to the sides of the triangle through the intersection of the angle bisectors were constructed.

Step-by-step explanation:

100%

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Answer:

1) (-3,1)

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6 0
3 years ago
Solve the following systems of inequalities and select the correct graph:
zaharov [31]
We can replace the inequality with qual sign:
2x - y = 4
x + y = -1
We can combine both question
3x = 3
x = 1
Since we know x = 1, we can solve for y by plug in in either equation:
x + y = -1
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or
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8 0
3 years ago
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sweet-ann [11.9K]
Answer: Y=14x+16
Might be wrong not sure
8 0
3 years ago
Read 2 more answers
a quarterback throws a football from a height of 6 feet with an initial velocity of 20 feet per seconds. the height (h) of the b
kirza4 [7]

The range of the function is from 2 feet to 12.25 feet

Step-by-step explanation:

In a function f(x) = y

  • x is the domain of the function
  • y is the range of the function

The height (h) of the ball at time (t) seconds can be represented by the equation h(t) = - 16 t² + 20 t + 6

∵ h(t) = - 16 t² + 20 t + 6

∴ The domain is t

∴ The range is h(t)

- To find the range of the quadratic function find the maximum or

   minimum value of it

∵ The leading coefficient of the function is -16

∴ The function has a maximum value

To find the maximum value differentiate h(t) with respect to t and equate it by 0 to find the value of t for the maximum height

∵ h'(t) = -16(2) t + 20(1)

∴ h'(t) = -32 t + 20

- Equate it by 0

∵ h'(t) = 0

∴ -32 t + 20 = 0

- Subtract 20 from both sides

∴ -32 t = - 20

- Divide both sides by -32

∴ t = 0.625 seconds ⇒ time for the maximum height

Substitute the value of t in h(t) to find the maximum height

∵ h(0.625) = -16(0.625)² + 20(0.625) + 6

∴ h(t) = 12.25 feet

∴ The maximum height of the ball is 12.25 feet

∵ The ball is caught at 2 feet

∴ The range of the function is 2 ≤ h(t) ≤ 12.25

The range of the function is from 2 feet to 12.25 feet

Learn more:

You can learn more about the quadratic equations in brainly.com/question/9390381

#LearnwithBrainly

8 0
3 years ago
K = 4a + 9ab solve for a
marysya [2.9K]

Answer:

a=\frac{K}{4+9b}

Step-by-step explanation:

K=4a+9ab

Switch sides:

4a+9ab=K

Factor out a:

a\left(4+9b\right)=K

Divide both sides by: (4+9b)

\frac{a\left(4+9b\right)}{4+9b}=\frac{K}{4+9b}

a=\frac{K}{4+9b}

8 0
4 years ago
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