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mihalych1998 [28]
3 years ago
9

A circle has a radius of 18 ft and an arc length of 11 π. What is the measure of the central angle of

Mathematics
1 answer:
Vera_Pavlovna [14]3 years ago
8 0
It is 10 because of the fr
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A tank is 4 feet long, 6 feet wide and 10 feet<br> tall. How much water can that tank hold?
prohojiy [21]

Answer:

Volume = 240 feet³

Step-by-step explanation:

We'll find it's volume

Volume = Lenth *Width*Height

<u><em>Where Length = 4, Width = 6, Height = 10</em></u>

Volume = 4 * 6 * 10

Volume = 240 feet³

4 0
3 years ago
What is formula to calculate the area of circle​
Bond [772]

Step-by-step explanation:

Area of circle

= \pi {r}^{2}

r = radius of the circle

8 0
3 years ago
Read 2 more answers
3 + x(-2) = 10<br>step by step ​
alina1380 [7]

Steps to solve:

3 + x(-2) = 10

~Simplify

3 - 2x = 10

~Subtract 3 to both sides

-2x = 7

~Divide -2 to both sides

x = -3.5

Best of Luck!

6 0
4 years ago
Union and intersection of intervals​
aleksandr82 [10.1K]

Answer:

Step-by-step explanation:

Union and intersection of intervals​

We are given the following intervals:

\mathbf{E}=\{x\mid x

\mathbf{F}=\{x\mid x \ge 9\}

We need to find the union and the intersection of the intervals.

Both intervals are represented in the number line as shown in the figure below.

The union of intervals is the set of elements that belong to any of the intervals.

Since both intervals have no common area:

E\cup F=(-\infty,1)\cup [9,+\infty)

The intersection of intervals is the set of elements that belong to all the intervals.

As pointed above, there is no common area, thus the intersection is empty

E\cap F=\o

7 0
3 years ago
a sailboat started its journey at 6:30 am and reached the destination at 11:45pm. If the distance of the journey is 1276.5 miles
ludmilkaskok [199]

Answer:

74 mph

Step-by-step explanation:

we know that

To find out the average speed, divide the total distance by the total time

Let

s ----> the speed in mph

d ---> the distance in miles

t ----> the time in hours

so

s=\frac{d}{t}

step 1

Find the total time

A sailboat started his journey at 6:30 am and reached his destination at 11:45 pm

so

from 6:30 am to 12:00 pm ----> there are 5 hours + 30 minutes=5.5 hours

from 12:00 pm to 11:45 pm ----> there are 11 hours + 45 minutes=11.75 hours

The total time is

5.5+11.75=17.25\ hours

step 2

Find the average speed

s=\frac{d}{t}

we have

d=1,276.5\ mi

t=17.25\ hours

s=\frac{1,276.5}{17.25}= 74\ mph

7 0
3 years ago
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