Find the area of a sector of a circle with radius 7 cm and and central angle 240°.

Answers

Answer 1
The formula for finding area of a sector is angle/360 * area. Now plug in. Area of whole circle is 49pi. Central angle is 240. 240/360 = 2/3. 2/3*49pi = 98pi/3
Answer 2

Answer:

103 cm^2

i just took the quick check


Related Questions

A triangle has angle measurements of 71°, 33°, and 76º. What kind of triangle is it?

Answers

Answer:

A triangle that has three acute angels is called an acute triangle.

Step-by-step explanation:

Oblique triangle

Explanation

monthly salary of a teacher was Rs 12000 last month.lf the salary increase by 20% find his salary this month​

Answers

Answer:

new salary = ₹ 14400

Step-by-step explanation:

here's your solution

==> monthly salary = ₹ 12000

==> percentage increase in salary = 20%

=> we need to find 20% of 12000

==> increased amount = ₹ 2400

==> salary of this month = 12000 + 2400

==> new salary = ₹ 14400

hope it helps

Question
The volume of a cube is 0.125 in^3 What is the length of one side?

Answers

Answer:

0.5 inches

Step-by-step explanation:

Volume of a cube = L × L × L = L³

0.125 = L³

L = ³√0.125

L = 0.5 inches

can someone tell me if the left side is right? if not whats the correct way? also help me with the right side please :/​

Answers

Answer:

Right: Y=52

Left: X=19

Step-by-step explanation:

Left side is correct: x = 19


Right side:
y = 3(19) - 5 and y = 2(19) + 14

y = 57 - 5 and y = 38 + 14

y = 52

helppppppppppppppppppppppppppp

Answers

Answer: A

Step-by-step explanation:

-2 < n s6

n is an integer.

What are the possible values of n?

Answers

This is what I found

which model could represent the expression below:
3 divided by 4/7

Answers

I believe the answer would be D.

Answer:

Answer is B . I took the quiz and got a 100.

Step-by-step explanation:

The area of the rectangular school garden is 24 square units. The length of the garden is 8 units. What is the length of the fence needed to enclose the entire garden?

Answers

22 units. You are finding the perimeter here.
24/8=3
3+3+8+8=22
Your answer is 22 units

Please. Help me ☹️☹️


Graph a line that is perpendicular to the given line. Determine the slope of the given
line and the one you graphed in simplest form. Click and drag on the graph to draw a
line.

Answers

Answer:

Original slope: 3/4

Perpendicular slope: 4/3

Step-by-step explanation:

Find the original slope by using rise over run, then flip the original slope which finds your perpendicular slope.

Please help with this question 20 points

Answers

Answer:

G

Step-by-step explanation:

someone pls help asap :))

Answers

Answer:

Its probably B

Step-by-step explanation:

Sorry if im wrong

Kelly's team won 85% of the games they played in a season. The team lost 12 games. How many games did Kelly's team win in the season?

Answers

Answer:

68 games

Step-by-step explanation:

According to the scenario, computation of the given data are as follows,

Games won = 85%

Game lost = 12

Here, 100% - 85% = 12

15% = 12

or 1% = 0.8

So, total games played (100%) = 80 games

Now, number of games won = Total games - Games lost

= 80 - 12

= 68 games

Hence, Kelly's team wins 68 games in the season.

Marco picked answer A for the following problem. Why is that not the correct answer? (NO LINKS)

Answers

Answer:

This is not correct because the organic rice line in Graph A is increasing more than the conventional rice line. This is why the x- and y-labels are important: organic rice in Graph A; you are able to get more pounds for the same amount of weight. If organic rice costs more, you should get less pounds of rice. Graph B shows this relationship because the conventional rice line is higher than the orangic rice line, which indicates that you can get more conventional rice than organic rice at the same price, which is what the question says.

HELP PLEASE. find the volume of the figure. (3.14 as pi)

Answers

Answer:

The volume of the figure is 720 cm^3

Step-by-step explanation:

Here, we want to find the volume of the figure

mathematically, we can have this as the product of the base of the figure and it’s height

the base is a rectangle and the area is the product of the side lengths

Mathematically, we have this as;

9 * 20 = 180 cm^2

So the volume here can be obtained by simply multiplying by the height of the shape

we have this as;

180 cm^2 * 4 cm = 720 cm^3

solve the equation
x/2.1=4.1/3.5​

Answers

Answer:

X=2.46

Step-by-step explanation:

Find the volume of the sphere. Round your answer to the nearest tenth.

Answers

Answer:

See below.

Step-by-step explanation:

The formula for the volume of a sphere

= 4/3  π  r^3 where r = the radius.

So for number 1:

V = 4/3 π (5)^3

= 523 .60 mm^3   to nearest hundredth.

The others are solved in exactly the same way except where the diameter is given as in number 4 and 5 you get the radius r by dividing the diameter by 2. So in number 4,  r = 30/2 = 15.

Find the area of this parallelogram. Be sure to include the correct unit in your answer.

Answers

Opposite sides are equal in length and opposite angles are equal in measure. To find the area of a parallelogram, multiply the base by the height. The formula is: A = B * H where B is the base, H is the height, and * means multiply.

Answer:

A = 126 cm²

Step-by-step explanation:

The area (A) of a parallelogram is calculated as

A = bh ( b is the base and h the perpendicular height )

Here b = 14 and h = 9 , then

A = 14 × 9 = 126 cm²

In 1994 , about 493 CDs were sold for every 9 albums . A large music store sold 912 albums . About how many were sold (to the nearest CD?

Answers

Answer:

49,886

Step-by-step explanation:

solve 6x + 6 = 3x - 6

Answers

Answer:

x = -4

I hope it's helps you t

Answer:

x = -4

Step-by-step explanation:

Simplifying

6x + 6 = 3x + -6

Reorder the terms:

6 + 6x = 3x + -6

Reorder the terms:

6 + 6x = -6 + 3x

Solving

6 + 6x = -6 + 3x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-3x' to each side of the equation.

6 + 6x + -3x = -6 + 3x + -3x

Combine like terms: 6x + -3x = 3x

6 + 3x = -6 + 3x + -3x

Combine like terms: 3x + -3x = 0

6 + 3x = -6 + 0

6 + 3x = -6

Add '-6' to each side of the equation.

6 + -6 + 3x = -6 + -6

Combine like terms: 6 + -6 = 0

0 + 3x = -6 + -6

3x = -6 + -6

Combine like terms: -6 + -6 = -12

3x = -12

Divide each side by '3'.

x = -4

10k^2 - 10k + 2 = -k

Answers

Answer:

k=0 or k=9/10

Step-by-step explanation:

10k^2 - 10k- (-k) = - k- (-k)

10k^2-9k=0

k(10k-9)=0

k=0 or 10k-9=0

k=0 or k=9/10

Answer:k=(1/2,2/5)

Step-by-step explanation:

Look at this figure: What is the shape of its bases?

Answers

The shape of its bases is D. Triangle
They are triangle
D is correct.

The ages in years of eight boys are 14,
14.5, 12, 11.5, 15, 13, 10.5, 13.5. What is
their average age?
A. 14 B. 13
C. 12 D. 11​

Answers

Answer:

B) 13

Step-by-step explanation:

Average age means to calculate mean:

Mean = (Sum of all numbers)/(Number of numbers)

Mean = (14 + 14.5 + 12 + 11.5 + 15 + 13 + 10.5 + 13.5)/8

Mean = (104)/8

Mean = 13

5 yd
.
6 yd
Byd
Click Here:

Answers

The answer would be

Help on this complete the square problem.


[tex]x^2+3x+7[/tex]

Answers

X2+3x+7=0 that’s the answer

what is the area of this trapezoid

h=4 b2=5 b1 equal 10

Answers

Answer:

5+10=15

15×4÷2

60÷2

=30

is this rational or irrational?

Answers

Answer:

rational

hope it helps.

A sphere has a volume of V = 1764 in. Find its surface area.

Answers

Answer:

The surface area is 706.02

Step-by-step explanation:

SA = 224.4pi (704.62)

Alternatively (706.02 without rounding)

First, we need to find the radius of the sphere with the following equation

[tex]r = (3\frac{V}{4\pi } )^\frac{1}{3} \\r = (3\frac{1764}{12.56} )^\frac{1}{3} \\r = (3*140.45)^\frac{1}{3} \\r = (421.35)^\frac{1}{3} \\r = 7.49[/tex](pi as 3.14)

Now we can find the surface area using the following equation

[tex]SA = 4r^2\pi \\SA = 4(56.1)\pi \\SA = 224.4\pi \\[/tex]

what is the greatest common factor of 48x^2 and 32x^3 ? ​

Answers

So the greatest common is 16x^2

can someone help me please

Answers

Answer:

3.5

Step-by-step explanation:

If you divide x from y on each row, you will always get 3.5

4x – 4 = – 12
X = ?
What is X ?

Answers

Answer:

X=-2

Step-by-step explanation:

4x-4=-12

Add 4 on both sides

+4 +4

4x=-8

Divide by 4 on both sides

÷4 ÷4

X=-2

Answer:

-2

Step-by-step explanation:

4x-4=-12

4x=-12+4

4x=-8

x=-8/4

x=-2

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