A diagram of a hockey rink is shown below. The diameter of the middle circle is 30 Feet. What is the area of the middle circle? Use 3.4 for

Answers

Answer 1
Answer: The formula of the area of the circle is 
Area = pi * (d/2)^2

So using the formula,
Area = 3.14 * (30/2)^2
Area = 3.14 * 15^2
Area = 706.5 ft^2

So the area of the hockey rink is 706.5 ft^2

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What is the answer to -9-(-6)
Could someone help me do this :D
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According to the study unit, addition is defined asa. combining two or more numbers to find their sum. b. combining two or more numbers to find their difference. c. combining two or more numbers to find their product. d. combining two or more numbers to find their quotient.

Ushma and her friends went to a movie that started at 7:35 p.m. The movie ended at 9:20 p.m. Ushma got home 50 minutes after the movie ended. What time did Ushma get home? Explain how you found your answer?

Answers

10:10 P.M. Surely just 50 minutes after the movie finished at 9:20 p.m

Explain how u would multiply 5x21/2

Answers

Answer:

Step-by-step explanation:

5x21 = 105

105/2 = 52,5

Please help me! Explain why Hank's reasoning is not correct.
Hank: The y-intercept of a linear function is the same as the first term of an arithmetic sequence.

Answers

Hank's reasoning is being questioned for assuming that all sequences start with 1 and that the y-intercept of a linear function is always at x=0.

Given that,

Hank's reasoning is being discussed.

The claim is that Hank's reasoning is incorrect.

The reasoning involves sequences that begin with the term number 1, where x=1.

By convention,

The first term of a sequence starts with n = 1 instead of n = 0.

This is so n = 1 matches with 1st,

n = 2 matches with 2nd, and so on.

In contrast,

The y-intercept always occurs when x = 0.

So y = 3x+5 has a y-intercept of 5 when you plug in x = 0.

An arithmetic sequence:

f(n) = 2n+7 has its first term when n = 1.

So, the first term would be f(1) = 2(1)+7=9 instead of 7 as Hank claims.

To learn more about a function visit:

brainly.com/question/8892191

#SPJ3

The complete question is:

Hank's reasoning is incorrect because all sequences begin with the term number 1, which translates to x=1.

The y-intercept of a linear function is when x=0.

By convention, the first term of a sequence starts with n = 1 instead of n = 0. This is so n = 1 matches with 1st, n = 2 matches with 2nd, and so on.

In contrast, the y intercept always occurs when x = 0. So something like y = 3x+5 has a y intercept of 5 when you plug in x = 0.

An arithmetic sequence like f(n) = 2n+7 has its first term when n = 1. So the first term would be f(1) = 2(1)+7 = 9 instead of 7 as Hank claims.

What is the reading in kwh of the electric meter shown in the exam figure below?

Answers

Answer:

(C)=0631

Step-by-step explanation:

Kwh is the unit of measurement which is equal to the amount of the energy being used or the amount of energy you are using.

In order to get the readings of kwh of the electric meter, take the smallest reading when there are numbers from 0 to 9 and zero is always taken if the meter points between the number 9 and 0.

Hence, from the given meter, the first meter points between 0 and 1, thus reading will be 0 as 0 is the smallest of the two. Next, the reading is between 6 and 7, therefore the reading will be 6. similarly, the rest readings will be 3 and 1. Therefore, the correct reading will be: 0631

What is the reading in kwh of the electric meter shown in the exam figure below?

The answer is letter C. 0631. Always read the dial from left to right. If the dial is in between the numbers, choose the smaller number. If it is between 9 and 0, choose 9.

What is the circumference of a circle with a diameter of 6 feet ?Use 3.14

Answers

Answer:

18.84

Step-by-step explanation:

C=2πr

d=2r

Solving for C

C=πd=π·6=18.84ft

Which of the following is a point-slope equation for a line with the point(-2,4) and a slope of 3?
A. y - 4 = 3(x - 2)
B. y - 4 = 3(x+2)
C. y-2 = 3(x-4)
D. Y + 2 = 3(x-4)
Please answer asap

Answers

Answer:

B

Step-by-step explanation:

point-slope formula: y-y1 = m(x-x1)

y1 = 4 ; x1 = -2 ; m (slope) = 3

plugging it in to the formula, you get y-4 = 3(x-(-2)

then you get y-4 = 3(x+2)