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Art [367]
3 years ago
10

What is the area of the shaded sector?

Mathematics
2 answers:
Mkey [24]3 years ago
8 0
Apply the formulae and substitute in

Crank3 years ago
3 0

Answer:

½ r² ∅

The area of a sector of a circle is ½ r² ∅, where r is the radius and ∅ the angle in radians subtended by the arc at the centre of the circle. So in the below diagram, the shaded area is equal to ½ r² ∅ .

Step-by-step explanation:


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Find the slope of the line passing through each of the following pairs of points and draw the graph of the line.
tiny-mole [99]

Answer:

The slope is 1/2

Step-by-step explanation:

7 0
2 years ago
Read 2 more answers
What is the counter example of when it rains it pours
Ganezh [65]
A counterexample proves something wrong. To disprove "When it rains, it pours," you could give an example of a time when it rains and does not pour. What if it only rains a little? What if it rains frogs? How are you supposed to "pour" frogs? I dunno. This is sort of an open-ended question. I'd go with "It drizzles, but does not pour."
5 0
3 years ago
Can someone help me with this, please? I'm not sure how to solve this.
bazaltina [42]

Answer:

11.) 10w^2 + 43w + 21.

12.) -15y^2 - 2y + 8

Check the explanation for details

Step-by-step explanation:

11.) You are meant to multiply each row by both columns. For instance, multiply 5w by 2w and 7 you will get 10 w^2 and 35 w

Also, multiply 3 by both 2w and 7 you will get 6w and 21. Therefore,

Expansion of ( 5w + 3 )( 2w + 7 ) will produce 10w^2 + 37w + 6w + 21

= 10w^2 + 43w + 21.

12.) Repeat the same process by multiplying row by column.

Multiply -3y by 5y and 4 you will get -15y^2 and -12y.

Also, multiply 2 by same 5y and 4. You will get 10y and 8

Therefore, the expansion of

( -3y + 2 )( 5y + 4 ) will be

-15y^2 - 12y + 10y + 8

-15y^2 - 2y + 8

4 0
3 years ago
Round 4.908 to the hundredths place.
WITCHER [35]

Answer:

4.91 is the answer

Explanation:

4.908 the hundredths place is the 0, and 8 is greater than 5, so it would become 4.91

8 0
3 years ago
Solve each inequality -3x<12
Vlad1618 [11]

Answer:

-3x<12

/-3  /-3

x<-4

Step-by-step explanation:

5 0
3 years ago
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