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jenyasd209 [6]
3 years ago
13

a clock face has a radius of 8 inches.what is the area of the clock face.round your answer to the nearest hundreths.

Mathematics
1 answer:
ch4aika [34]3 years ago
4 0

Answer:

201.06 or 200.96

Step-by-step explanation:

Area of a circle=πr^2

Area=π8^2

Area=π64

π=3.14

Area=200.96

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The box plot represents the distribution of speeds, in miles per hour, of 100 cars as
Sphinxa [80]

Answer:

I dont know...

Step-by-step explanation:

tell me the answer please

3 0
3 years ago
The number of subscribers to an online magazine is increasing by 34% each year. The function represents the number of subscriber
Anna71 [15]

Answer: A.  The expression  (1.05)^{6t} reveals the approximate rate of increase in the number of subscribers if measured six times a year.

Step-by-step explanation:

Here, The number of subscribers to an online magazine is increasing by 34% each year. The function represents the number of subscribers after t years.

f(t) = 13,000(1.34)^t

where (1.34)^t represents rate of increase in the number of subscriber.

If rate is measured six times a year

then the number of subscriber, f(6t)= 13000(1+0.34/6)^{6t}

f(6t) = 13000( 1+0.05)^{6t}= 13000(1.05)^{6t} ( approx)

Thus, when we measure increment in six times a year then the rate  rate of increase in the number of subscribers=(1.05)^{6t}

Therefore Option A is correct.

Note: Option B) is incorrect because rate of increase in the number of subscribers if measured three times a year = 13000(1.11)^{3t} ( approx)

Option C) is incorrect because rate of increase in the number of subscribers if measured four times a year =  13000(1.085)^{4t} ( approx)

Option D) is incorrect because rate of increase in the number of subscribers if measured two times a year =  13000(1.17)^{2t} ( approx)

7 0
3 years ago
Solve the equation for the given variable. justify each step.
s344n2d4d5 [400]

Answer: y=\frac{5-9x}{2}

s=-30+10t

Step-by-step explanation:

9x + 2y = 5; y

9x-9x+2y = 5-9x

2y=5-9x

y=\frac{5-9x}{2}

1/15s - 2/3t = -2; s

(1/15s - 2/3t = -2)*15     ==> Get rid of fraction by multiplying both sides by 15

s - 30/3 t=-30

s-10t=-30

s=-30+10t

5 0
2 years ago
2.) Fill in the blank.
Montano1993 [528]

Answer:

E.) 1

Step-by-step explanation:

Firstly we will solve for L.H.S.

L.H.S. =Csc^2\theta

Since we know that Csc^2\theta is the inverse of Sin^2\theta.

So we can say that;

csc^2\theta=\frac{1}{sin^2\theta}

Now For R.H.S.

Cot^2\theta+1

Since we  can rewrite cot^2\theta as \frac{cos^2\theta}{sin^2\theta}.

Now we can say that the R.H.S. is;

\frac{cos^2\theta}{sin^2\theta}+1

Now we add the fraction and get;

\frac{cos^2\theta+sin^2\theta}{sin^2\theta}

Now according to trigonometric identity;

cos^2\theta+sin^2\theta=1

So, \frac{cos^2\theta+sin^2\theta}{sin^2\theta}=\frac{1}{sin^2\theta}

Here,

csc^2\theta=\frac{1}{sin^2\theta}   and     Cot^2\theta+1 = \frac{1}{sin^2\theta}<em>  </em>

L.H.S. = R.H.S.

Hence csc^2\theta=cot^2\theta+1

4 0
3 years ago
Need help fast pls thank you
Mama L [17]

Answer:

Step-by-step explanation:

4 0
3 years ago
Read 2 more answers
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