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nadezda [96]
3 years ago
9

1. What is the value of y?

Mathematics
2 answers:
11111nata11111 [884]3 years ago
6 0
1) y = 3
2) C.) 8 * 60 - 8 * 6  ⇒ it will look like this 8(60-6) ⇒ 8(54)
3) A) 7u + 5v
4) 4x³ and x³ are like numbers
5) Simplify: 5x³ - 2x² + x + 4x³
group like numbers: 5x³ + 4x³ - 2x² + x
9x³ -2x² + x ⇒ letter C.

Ilya [14]3 years ago
5 0
1. y=3
2. A, but you need parentheses in 5+4
3. A
4. D
5. I'm having a bit of confusion. is "x" a multiplication sign or is it a variable?
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I need help solving the picture below please
lesya [120]

Answer:

x = 3

Step-by-step explanation:

From the given parallelogram;

m<XWC = m<XYC

Given

m<XWC = 2x+5

m<XYC = 3x+2

Equate

2x+5 = 3x+2

2x - 3x = 2 - 5

-x = -3

x = 3

Hence the value of x is 3

6 0
3 years ago
Question content area top
BigorU [14]

The volume of the slice is 40 in³. The volume of the remaining cake would be 197.014 in³.

<h3>What is a regular hexagon?</h3>

A regular hexagon can be defined as a closed shape consisting of six equal sides and six equal angles.

Here we have two regular hexagons

one top small hexagon cake with a side of length = 3 in, height = 3 in

One big hexagon cake, side of length = 4 in, Height = 4 in

A slice cut such that it removes a side segment is equivalent to an equilateral triangle with a side

length = length of hexagon side

The length of the side of the removed equilateral triangle side

Top small cake slice triangle side = 3 in.

Area of surface of small slice = 1/2 x b x h = 1/2 x 3 x 3 x sin 60

                                                = 9√3/ 4

The volume of a small slice  

=  Area of surface small slice × Height of small cake

= 9√3/ 4  x 3

= 11. 69

Big cake slice triangle side = 4 in.

Area of the surface of big slice = 1/2 x 4 x 4 x sin 60

                                                    = 4√3

The volume of big slice =  Area of the surface of big slice × Height of big slice

= 16√3

= 28

The total volume of slice = Volume of small slice + Volume of big slice

Total volume of slice = 12 in³ +28 in³ = 40 in³

For the small cake,

the remaining volume = 5 x 11.69 = 58.45

For the big cake

the remaining volume = 5 x 27.71 = 138.56

Total volume remaining cake

= 58.45 in³ + 138.56 in³ = 197.014 in³

a = Length of side

h = Height of hexagon

The volume of each slice is,

= a^2 x h x √3/4

For the small cake, we have

a = 3 in.

h = 3 in.

The volume of small slice = a^2 x h x √3/4

                                   = 9 x 3 x √3/4

                                   = 27√3/4

For the big cake, we have

a = 4 in.

h = 4 in.

Volume of big slice =  a^2 x h x √3/4

                                = 16 √3

The total volume of slice = Volume of small slice + Volume of a big slice

Total volume of slice = 27√3/4 + 16 √3

The total volume of the slice = 39404 in³.

Learn more about hexagon;

brainly.com/question/16025389

#SPJ1

3 0
3 years ago
Does anyone know this one?
mel-nik [20]

Answer:

-3

Step-by-step explanation:

(-5) - (-2) = (-3)

hope it helps

6 0
3 years ago
Read 2 more answers
Complete the square to transform the expression x^2+4x 2 into the form a(x − h)2 + k.
faust18 [17]

Answer:

(x+2)^2-2

Step-by-step explanation:

we have the expression

x^2+4x+2

Convert to vertex form

a(x-h)^2+k

where

a is the leading coefficient

(h,k) is the vertex

Complete the square

(x^2+4x+2^2)+2-2^2

(x^2+4x+2^2)-2

Rewrite as perfect squares

(x+2)^2-2

so

The coefficient a =1

The vertex is the point (-2,-2)

4 0
4 years ago
When an octave is divided into twelve equal steps, a chromatic scale results. The ratios between sucessive notes is
alukav5142 [94]

Answer: They would be A.

Step-by-step explanation: Don't take my word for it 100%

7 0
3 years ago
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