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dlinn [17]
3 years ago
7

Help me please and thank you ​

Mathematics
2 answers:
Fiesta28 [93]3 years ago
7 0

Answer:

A 7.85 cm2 should be right

goldenfox [79]3 years ago
4 0
I believe the answer is 78.54 , D
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What is the volume of a cylinder, in cubic centimeters, with a height of 2 centimeters
harina [27]

Answer:

<h2>         V ≈ 628.3 cm³</h2>

Step-by-step explanation:

Volume of cylinder:  V = π×r² × h

diameter = 20 cm  ⇒  r = 10 cm

h = 2 cm

Volume:

V = π×(10)²×2 = 200π cm³ = 628.318.... cm³ ≈ 628.3 cm³

7 0
3 years ago
In the following addition problem, the letters A,B,C stand for three different digits. What digits should replace each letter?
Eva8 [605]
Alright so I got A=4, B=5 and C=9

   A B C          
+ A C B
----------
   C B A

   459
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8 0
3 years ago
Pls can someone tell me what sine is
QveST [7]

Answer:

the trigonometric function that is equal to the ratio of the side opposite a given angle (in a right triangle) to the hypotenuse.

Step-by-step explanation:

5 0
2 years ago
Solve this system using the linear combination method. Show your work and explain each step. 2x + y = 8 x − y = 4
Furkat [3]

Answer:

Step-by-step explanation:

Subtract 2x

from both sides of the equation.

y=8−2x

x−y=2

Replace all occurrences of y

in x−y=2 with 8−2x

.

y=8−2x

x−(8−2x)=2

Simplify the left side.

Tap for more steps...

y=8−2x

3x−8=2

Solve for x

in the second equation.

Tap for more steps...

y=8−2x

x=103

Replace all occurrences of x

in y=8−2x with 103

.

y=8−2(103)

x=103

Simplify 8−2(103)

.

Tap for more steps...

y=43

x=103

The solution to the system of equations can be represented as a point.

(103,43)

3 0
2 years ago
In a certain town there were 403 robberies last year.this year the number of robberies has gone down 35% how many robberies were
8_murik_8 [283]
262 robberies this year
7 0
3 years ago
Read 2 more answers
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