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Tresset [83]
3 years ago
5

Find the Area of the circle

Mathematics
1 answer:
Vlad1618 [11]3 years ago
5 0

Answer: 530 cm^2

Step-by-step explanation:

A = 3.14 * r^2

A = 3.14 * 13 * 13

A = 3.14 * 169

A = 530 cm ^2

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Mrs. Lenz rented a scooter during her beach vacation. The cost of the scooter rental is shown for different periods of time. Wha
iragen [17]

Answer:

The unit rate of $10 per hour.

Step-by-step explanation:

Given

x = time

y = amount

(x,y) = (1,10)

See attachment for graph

Required

What does the given point represents

From the attachment, the origin of the graph is:

(x_1,y_1) = (0,0)

and we have the given point to be:

(x_2,y_2) = (1,10)

Calculate the slope (m)

m = \frac{y_2 - y_1}{x_2 - x_1}

m = \frac{10-0}{1-0}

m = \frac{10}{1}

m = 10

The slope represents $10/1 hour

Hence:

(x,y) = (1,10) means the unit rate is $10 per hour

8 0
3 years ago
What is true for: y = 13(x - 4)2 - 4
notka56 [123]

Answer:

y=78

Step-by-step explanation:

y=13(x-4) 2-4

y=(13-52) -2

y=(-24+104)

y=78

7 0
3 years ago
Identify the x- intercepts of the graphed function.
yarga [219]

The x-intercepts are indeed -1 and 1.

The increasing intervals are listed as (-1, 0) u (1, infinity) not because -1 and 1 are not included points of the function, but because the function is not differentiable in those points, so you can't tell whether the function is increasing or decreasing there.

3 0
3 years ago
HEYOO PEEPS Find the scale factor.
valentina_108 [34]

Answer:

I think it is 9

Step-by-step explanation:

as for number one I did 5×7=35 overall and 15×21= 315

then I did 315÷35=9 which is the scale factor.

hope this is correct and help u understand:)

7 0
3 years ago
Read 2 more answers
Find the measure of the missing angle
Ierofanga [76]

Answer:

The answer is 58 degrees.

8 0
3 years ago
Read 2 more answers
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