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Anastasy [175]
3 years ago
10

What does anyone know what perimeter is and area to help for me friends

Mathematics
1 answer:
galina1969 [7]3 years ago
5 0
Addition and multiplication
You might be interested in
Which equation does not represent a function? Why? A) y = x2; There are two outputs for each input. B) y2 = 4x; There are two ou
natita [175]

Answer:

B) y² = 4x; There are two outputs for each input

Step-by-step explanation:

For an equation to be called a function, the input values for x must only result in a single output for y.

Based on this definition if a function, the functions y = x², y = -x and y = x are all functions because for any value of x imputed in them, we can only get one equivalent value of y.

The only exception is the function y²= 4x

For this function, for any value of x, there will be more than one output for y. Take x = 1 for example

y² = 4(1)

y² = 4

y = ±√4

y = ±2

This shows that y = 2 and -2

Also if x = 4

y² = 4(4)

y² = 16

y = ±√16

y = ±4

y = 4 and -4

No matter the value of x imputed, the output value y will always be two (a positive and a negative value)

Hence, option B is correct.

3 0
3 years ago
A baseball player hit 345 out of 1,000 balls pitched to him. What are the chances he gets a hit when he steps up to the plate?
Nimfa-mama [501]

Answer:

0.345

Step-by-step explanation:

hits/at-bats = 345/1000 = 0.345

The probability of a hit, any particular time he goes to bat. is 0.345.

The problem does not request any particular format, so 0.345 is a perfectly good answer.

In baseball, that is called a 'batting average', and is actually expressed that way - as a decimal - in a player's statistics.

On the other hand, if we did want to express the probability as a percentage, we would do this:  

0.345 * 100% = (0.345 * 100) % = 34.5 %

Hope this helps

6 0
3 years ago
Equivalent expression to −5.55−8.55c+4.35c
Y_Kistochka [10]
-5.55-8.55c+4.35c 2nd and 3rd term is like term we can connect. -digit have to larger number than +digit so the sign will be negative
-5.55-4.2c there is no like term to connect
Hence this is the answer
5 0
2 years ago
Using the table below, determine the unit rate in points per game. *
8_murik_8 [283]
Every game is 14 points if that’s what you’re asking. please mark brainliest if i’m correct
6 0
2 years ago
2(x - y) and 2x – 2y<br> Is it equivalent? Please give step by step explanation! Thanks!
jasenka [17]

Answer:

Yes

Step-by-step explanation:

Using distributive property:

2(x - y)

2(x) - 2(y)

2a

2x - 2y

3 0
3 years ago
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