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3 years ago

Find the area and circumference of a radius with 8.3yd

Mathematics

2 answers:

melomori [17]3 years ago

7 0

Answer:

Area is 216.42, circumference is 26.062

Step-by-step explanation:

solong [7]3 years ago

6 0

Answer:

216.4243179=A

52.15043804=C

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The perimeter of a square closet is 12 m. What is the cost of carpeting it at $7.00 per square meter

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Area= 12m * 12m = 144m^2 *7.00$ = 1008$.
Final answer: 1008$

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3 years ago

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3 years ago

Ron estimates that each crate of apples he buys from his supplier has 120 apples. The actual number is 105 apples. Which value i

NeTakaya

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3 years ago

Read 2 more answers

The coordinates of the vertices of a rectangle are (−3, 4) , (7, 2) , (6, −3) , and (−4, −1) . What is the perimeter of the rect

ki77a [65]

Answrer

Find out the what is the perimeter of the rectangle .

To prove

Now as shown in the figure.

Name the coordinates as.

A(−3, 4) ,B (7, 2) , C(6, −3) , and D(−4, −1) .

In rectangle opposite sides are equal.

Thus

AB = DC

AD = BC

Formula

$Disatnce\ formula = \sqrt{(x_{2} - x_{1})^{2} +(y_{2} - y_{1})^{2}}$

Now the points A(−3, 4) and B(7, 2)

$AB = \sqrt{(7- (-3))^{2} +(2- 4)^{2}}$

$AB = \sqrt{(10)^{2} +(-2)^{2}}$

$AB = \sqrt{100+4}$

$AB = \sqrt{104}$

$AB = 2\sqrt{26}\units$

Thus

$CD= 2\sqrt{26}\units$

Now the points

A (−3, 4) , D (−4, −1)

$AD = \sqrt{(-4 - (-3))^{2} +(-1- 4)^{2}}$

$AD = \sqrt{(-1)^{2} +(-5)^{2}}$

$AD = \sqrt{1 + 25}$

$AD = \sqrt{26}\units$

Thus

$BC = \sqrt{26}\units$

Formula

Perimeter of rectangle = 2 (Length + Breadth)

Here

$Length = 2\sqrt{26}\ units$

$Breadth = \sqrt{26}\ units$

$Perimeter\ of\ rectangle = 2(2\sqrt{26} +\sqrt{26})$

$Perimeter\ of\ rectangle = 2(3\sqrt{26})$

$Perimeter\ of\ rectangle = 6\sqrt{26}$

$\sqrt{26} = 5.1 (Approx)$

$Perimeter\ of\ rectangle = 6\times 5.1$

Perimeter of a rectangle = 30.6 units.

Therefore the perimeter of a rectangle is 30.6 units.

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3 years ago

2(1/2q+1)=-3(2q-1)+4(2q+1)

babymother [125]

1q+2=-6q+3+8q+4
1q+2=2q+7
-2q -2q
-q+2=7
 -2 -2
-q=5
-1 -1
q=-5

6 0

3 years ago