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Liono4ka [1.6K]
3 years ago
9

A required question

Mathematics
1 answer:
UkoKoshka [18]3 years ago
6 0

Answer:

18ft

Step-by-step explanation:

AC = CD = BA

CD = 2CE

BD = BA + AC + CD = 2CE + 2CE + 2CE

= 6CE

CE = 3

6 × 3 = 18

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Explain the mistake 3/6 + 1/3 = 4/9
Shkiper50 [21]

Answer:

The answer should be 5/6

Step-by-step explanation:

The problem just adds both the numerator and the denominator which is something you can't do. You have to find the least common denominator, which in this case is 6, and change the numerator as the denominators have been changed. So 1/3 becomes 2/6. 3/6 + 2/6 = 5/6

4 0
3 years ago
Answer quick please I dont really get this
Triss [41]

Answer:

f(9) = 24

General Formulas and Concepts:

<u>Pre-Algebra</u>

Order of Operations: BPEMDAS

  1. Brackets
  2. Parenthesis
  3. Exponents
  4. Multiplication
  5. Division
  6. Addition
  7. Subtraction
  • Left to Right

<u>Algebra I</u>

  • Function Notation

Step-by-step explanation:

<u>Step 1: Define</u>

f(x) = 4(x - 3)

f(9) is x = 9

<u>Step 2: Evaluate</u>

  1. Substitute in <em>x</em>:                    f(9) = 4(9 - 3)
  2. Subtract:                              f(9) = 4(6)
  3. Multiply:                               f(9) = 24
4 0
3 years ago
Write a linear function f with the values f(10)=5 and f(2)=-3
Nutka1998 [239]

Answer:

f(x)=x-5

Step-by-step explanation:

step 1

Find the slope m

The formula to calculate the slope between two points is equal to

m=\frac{y2-y1}{x2-x1}

we have the ordered pairs

(10,5) and (2,-3)

substitute the values

m=\frac{-3-5}{2-10}

m=\frac{-8}{-8}

m=1

step 2

Find the equation of the line in slope intercept form

f(x)=mx+b

we have

m=1

point\ (10,5)

substitute and solve for b

5=(1)(10)+b

5=10+b

b=-5

The linear function is equal to

f(x)=x-5

3 0
3 years ago
Sneakychicken help me ​
12345 [234]

Answer:

x, process, y

-2, -2-1, -3

-1, -1-1, -2

0, 0-1, -1

1, 1-1, 0

2, 2-1, 1

X = -2, -1, 0, 1, 2

Y = -3, -2, -1, 0, 1

Step-by-step explanation:

Coordinates for the graph are ( -2,-3), (-1,-2), (0,-1), (1,0), (2,1)

The graph is the image attached to this.

How to get Y:

-2-1= -3

-1-1= -2

0-1= -1

1-1= 0

2-1= 1

Hope this helps.

5 0
3 years ago
What theorem do we use to solve for a side of a right triangle?
melisa1 [442]

Answer:

I would believe you are talking about the Pythagorean Theorem:

In that case the formula is <u>L^2 + L^2 = H^2.</u>

If you have the hypotenuse it is:

<u>H^2 - L^2 = L^2:</u>

When solving, just substitute your lengths for each side of the triangle.

Note: This only works with right triangles.

6 0
3 years ago
Read 2 more answers
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