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Reil [10]
2 years ago
9

Perimeters and Areas of Rectangles (PLEASE HELP)

Mathematics
2 answers:
Lynna [10]2 years ago
6 0

Answer:

i will only answer 11 and 4

Step-by-step explanation:

4: 23 i know its not the whole thing

11:45 its not the full thing

Yuliya22 [10]2 years ago
6 0

Answer:

You need to take lw (what l equals times what w equals) the area and then take 2l+2l=perimiter

Step-by-step explanation:

Example: 4. area: 12x2=24 the area is 24 units squared. For the perimeter, you need to take 12+12+2+2= 24+4=28 The perimeter is 28 units.

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What is the equation of the following graph in vertex form?
Veronika [31]

Answer:

The equation in vertex form is:

y=(x-2)^2+1

Step-by-step explanation:

Recall that the formula of a parabola with vertex at (x_{vertex},y_{vertex}) is given by the equation in vertex form:

y=a\,(x-x_{vertex})^2+y_{vertex}

where the parameter "a" can be specified by an extra information on any other point apart from the vertex, that parabola goes through.

In our case, since the vertex must be the point (2, 1), the vertex form of the parabola becomes:

y=a\,(x-x_{vertex})^2+y_{vertex}\\y=a\,(x-2)^2+1

we have the information on the extra point (0, 5) where the parabola crosses the y-axis. Then, we use it to find the missing parameter a:

y=a\,(x-2)^2+1\\5=a(0-2)^2+1\\5=a\,*\,4+1\\5-1=4\,a\\4=4\,a\\a=1

The, the final form of the parabola's equation in vertex form is:

y=(x-2)^2+1

5 0
3 years ago
What is c=46 and d=3
Pavel [41]

equation :

3 x 5=15 46-15= 31

5 0
3 years ago
Simplifying 23-13 <br>2 ​
strojnjashka [21]

Use photo math, it will help you with your answer a lot more.

7 0
2 years ago
Will mark brainliest plz help!
Elan Coil [88]

Answer:

56

Step-by-step explanation:

hope it helps

4 0
3 years ago
Pick a expression that matches the written description Subtract a from the quotient of 6 and B
Luba_88 [7]

An expression that is equivalent to the statement Subtract a from the quotient of 6 and B is 6/b - a

<h3>How to write equivalent expression</h3>

Given statement

Subtract a from the quotient of 6 and B

  • The quotient of 6 and B can be written as 6/B

  • a subtracted from 6/B is written as

6/B - a

Therefore, the correct option equivalent to the statement is option A) 6/B - a

Learn more about equivalent expression:

brainly.com/question/2972832

3 0
2 years ago
Read 2 more answers
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