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marshall27 [118]
3 years ago
14

I need helpp plzzz!!!!!!!!!!!!!!!!

Mathematics
1 answer:
il63 [147K]3 years ago
3 0
Answer:

314.159265

Step-by-step explanation:

Area = pi(r)^2

Since radius isn’t identified diameter must be divided in half

radius = 10

Area = pi(10)^2

Multiply 10 x 10

10 x 10 = 100

Area = pi(100)

Multiply 100 by pi

pi x 100 = 314.159265
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Find The Slope of a line parallel to x-y=16
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-y = -x + 16
y = x - 16
Slope = 1
7 0
2 years ago
Read 2 more answers
A rhino can run at speeds of about 28 miles per hour. What is that speed in
swat32

<u>Given</u>:

A rhino runs at a speed of about 28 miles per hour.

We need to determine the speed in feet per second.

<u>Converting miles to feet:</u>

The miles can be converted to feet by multiplying 5280 with 28 miles per hour.

Thus, we have;

28\times 5280=147840

Thus, the speed of the rhino in feet per hour is 147840

<u>Converting hours to seconds:</u>

The hours can be converted into seconds by dividing 147840 by 3600 (Because an hour has 60 seconds in a minute and 60 minutes in an hour)

Thus, we get;

Speed=\frac{147840}{3600}

Speed = 41.066667

Rounding off to the nearest whole number, we get;

Speed =41

Therefore, the speed of the rhino is 41 feet per second.

Hence, Option B is the correct answer.

5 0
3 years ago
3. Which situation is best represented by the expression 4h +27
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Answer:

D. Kepa will be paid $4 for every hour of babysitting plus $2 for travel

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Step-by-step explanation:

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3 0
3 years ago
Given that ſ-, f(x) dx = 4, S f(x) dx = -3, and $129(x) dx = 8, find the following.
Simora [160]
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5 0
3 years ago
What is the total perimeter of the pitch and seating area?
vazorg [7]
Answer:
The total Perimeter of the pitch and seating area is 179.83 m an the Total Area is 1394 m²
Step-by-step explanation:
Figure is attached with required naming.
Length of the Rectangle 1 = 40 m
width of the Rectangle 2 = 2000 cm = 20 m
radius of semi circle 2 =
radius of semi circle 3 =
length of the rectangle 4 = 25 m
width of the rectangle 4 = 800 cm = 8 m
length of the rectangle 5 = 10 m
width of the rectangle 5 = 800 cm = 8 m
Total Perimeter of the pitch and seating area
= length of rectangle 1 + circumference of semi circle 2 + circumference of semi circle 3 + length of rectangle 4 + 2 × width of rectangle 4 + length of rectangle 5 + 2 × width of the rectangle 5 + (length of rectangle 1 - length of rectangle 4 - length of he rectangle 5)
= 40 + π(10) + π(10) + 25 + 2 × 8 + 10 + 2 × 8 + ( 45 - 25 -10 )
= 40 + π(10) + π(10) + 25 + 16 + 10 + 16 + 10
= 117 + 20π
= 179.83 m (approx.)
Total area of the pitch and seating area
= Area of the Rectangle 1 + Area of semi circle 2 + area of semi circle 3 + area of rectangle 4 + area of rectangle 5
= 40 × 20 + π(10)² + 25 × 8 + 10 × 8
= 800 + 100π + 200 + 80
= 1080 + 314
= 1394 m²
Therefore, The total Perimeter of the pitch and seating area is 179.83 m an the Total Area is 1394 m²
5 0
3 years ago
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