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Nitella [24]
2 years ago
14

While constructing an equilateral triangle or a regular hexagon inscribed in a circle, you may have noticed that several smaller

equilateral triangles are formed, like △PQR shown in the figure below. Explain why △PQR is an equilateral triangle
Mathematics
1 answer:
Sauron [17]2 years ago
3 0

Answer:

Using the transitive property of geometry, we proved that △PQR is an equilateral triangle.

Step-by-step explanation:

The diagram of the given scenario is in the attachment.

Here, PQ is the radius of circle Q

Also, PQ is the radius of circle P

Hence, circle-P and circle-Q have same radii.

Now, PQ=RQ as both are radii of circle Q

And PQ=PR, as both are radii of circle P

Hence as per transitive property, which states that, if any two angles, lines, or shapes are congruent to a third angle, line, or shape respectively, then the first two angles, lines, or shapes are also congruent to the third angle, line, or shape

PR=QR

Now, PQ = QR = PR

Hence, ∆PQR is equilateral.

For more explanation, refer the following link:

brainly.com/question/27884420

#SPJ10

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Please help need quickly
podryga [215]

Answer:  approximately 311 feet

I rounded to the nearest whole number since the other given values are whole numbers. The more accurate value is roughly 310.825323188148 feet.

=========================================================

Explanation:

Refer to the diagram below. When using the 47 degree as the reference angle, we know that,

  • opposite side = x
  • hypotenuse = 325

We can say:

sin(angle) = opposite/hypotenuse

sin(47) = x/425

425*sin(47) = x

x = 425*sin(47)

x = 310.825323188148

x = 311

The kite is approximately 311 feet off the ground.

6 0
3 years ago
Find the value of x. Round the length to the nearest tenth.
nikklg [1K]

Answer:

x=6 and x=5.1

Step-by-step explanation:

6 0
3 years ago
a. Set up an equation to represent the distance the cheetah covered in terms of t minutes running at maximum speed. Remember, un
SashulF [63]
The distance travelled by an object at time t is given by: d = stwhere d is the distance, s is the speed and t is the time.
Given that the cheetah travels a maximum of 70mph, the distance travelled by the cheetah travelling at 70mph at time t is given by d = 70t
There are 60 mins in one hour, so the distance given in miles per minutes is d = 70/60t = 1.167 miles per minutes.


Part B:
Given that t = 10 minutes, the distance covered by the cheetah in 10 minutes is d = 1.167 x 10 = 11.67 miles.


Part C:
If the cheetah sprinted at maximum speed for 8 minutes and then slowed to 40 mph for the next 8 minutes, then the number of minutes the cheetah have traveled in the first 8 minutes is given by
d = 1.167 x 8 = 9.33 miles.


Part D:
If the cheetah sprinted at maximum speed for 8 minutes and then slowed to 40 mph for the next 8 minutes, then the number of minutes the cheetah have traveled in the second 8 minutes is given by
d = 40/60 x 8 = 5.33 miles


Part E:
The distance the cheetah traveled in the first 8 minutes more than in the second 8 minutes is given by
9.33 miles - 5.33 miles = 4 miles.


Part F:
The ratio of the distance travelled in the first 8 minutes to the distance travelled in the next minutes is given by
9.33 : 5.33 = 1.75 : 1.
Therefore, the distance traveled by the cheetah during the first 8 minutes is 1.75 times greater than the distance traveled during the second 8 minutes.

7 0
3 years ago
PLEASE ANSWER ASAP!!!!
goldenfox [79]

Answer:

she did nothing wrong lowkey

Step-by-step explanation:

5 0
3 years ago
Read 2 more answers
The equation of a line perpendicular to y=3x-1 and goes through (0,2)
Vaselesa [24]

Answer:

y = -\frac{1}{3}x + 2

Step-by-step explanation:

Find the reciprocal change the sign of the gradient (m=3):

-\frac{1}{3}

so

y = -\frac{1}{3}x + c

The intersect is 2, so c = 2

Final answer: y = -\frac{1}{3}x + 2

3 0
2 years ago
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