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Mashutka [201]
3 years ago
11

add at the park there's a pool shaped like a circle with a diameter 22 yards. A ring shaped path goes around the pool. it's widt

h is 5 yards.
Mathematics
2 answers:
kotegsom [21]3 years ago
7 0

Answer:

424 yards²

Step-by-step explanation:

Diameter 22, radius 11

Outer circle: radius = 11+5 = 16

Area of the path:

Pi× (16²-11²)

= 135pi yards²

Or, 424 yards² (3 sf)

neonofarm [45]3 years ago
3 0

Answer:

135pi

Step-by-step explanation:

(I'm guessing you want to know the ring's area)

Diameter = 22 yards, meaning Radius = 11 yards

(11+5)^{2}\pi = 256pi = Outer Ring + Pool

(11)^{2}\pi = 121pi = Pool

Outer Ring = 256pi - 121pi = 135pi

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Quadrilateral PQRS is inscribed in a
AveGali [126]

Answer: H

Step-by-step explanation:

8 0
2 years ago
Mrs. Alvarez has a piece of ribbon that is 2.65 feet long. She cuts the ribbon into 5 equal parts. Which is the best estimate of
yulyashka [42]

Answer:

.53

Step-by-step explanation:

Well all you gotta do is basically just divide so it will be 2.65 divide by 5 which would equal the answer which is .53 for all sides

5 0
2 years ago
Help? Please I don’t get this
Veseljchak [2.6K]
Volume = pi x radius squared x height
v=3pixr^2x3
v=27pi
7 0
3 years ago
Ian tosses a bone up in the air for his dog, Spot. The height, h, in feet, that Spot is above the ground at the time t seconds a
kirill115 [55]

Answer:

12 feet per second.

Step-by-step explanation:

Please consider the complete question.

Ian tosses a bone up in the air for his dog, Spot. The height, h, in feet, that Spot is above the ground at the time t seconds after she jumps for the bone can be representedh(t)=-16t^2+20t.

What is Spot's average rate of ascent, in feet per second, from the time she jumps into the air to the time she catches the bone at t=1/2?  

We will use average rate of change formula to solve our given problem.

\text{Average rate of change}=\frac{f(b)-f(a)}{b-a}

\text{Average rate of change}=\frac{h(\frac{1}{2})-h(0)}{\frac{1}{2}-0}

\text{Average rate of change}=\frac{-16\cdot(\frac{1}{2})^2+20\cdot \frac{1}{2}-(-16\cdot(0)^2+20\cdot (0))}{\frac{1}{2}-0}

\text{Average rate of change}=\frac{-16\cdot\frac{1}{4}+10-(0)}{\frac{1}{2}}

\text{Average rate of change}=\frac{-4+10}{\frac{1}{2}}

\text{Average rate of change}=\frac{6}{\frac{1}{2}}

\text{Average rate of change}=\frac{2\cdot 6}{1}

\text{Average rate of change}=12

Therefore, Spot's average rate of ascent is 12 feet per second.

3 0
3 years ago
Help me plz help me plz ??
Oduvanchick [21]

Answer:

I just want points hahahaha

7 0
2 years ago
Read 2 more answers
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