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antoniya [11.8K]
2 years ago
6

6. What is the length of BC?

Mathematics
1 answer:
denis23 [38]2 years ago
6 0
The length of BC is 9
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The side lengths, in centimeters, of a triangle are 5x, 32, and 2(3x + 2). perimeter of the triangle is 80 centimeters. what is
Lerok [7]

Answer:

20 cm

Step-by-step explanation:

5x + 32 + 6x + 4 = 80

11x + 36 = 80

11x = 44

x = 4

sides of triangle:

5(4) = 20 cm

32 cm

6(4) + 2 = 26 cm

4 0
3 years ago
Marci works at a hardware store. One cash flow estimate for their power tools department is $56,700, and the probability assessm
worty [1.4K]

Answer:

The given data represents, the 30% of TOTAL CASH INFLOW = $56,700 and it is in the power tools department.

Step-by-step explanation:

Here, according to the question:

The estimated cash flow of POWER TOOLS department  =  $56,700

Also, the probability assessment = 30%

So, the given 30% determines the percentage of cash flow in POWER TOOLS DEPARTMENT in comparison to the TOTAL CASH FLOW.

Here, Maci is trying to find out the portion of the cash inflow in power tools department with respect to the cash flow of other departments in the hardware store.

The given data represents, the 30% of TOTAL CASH INFLOW = $56,700 and it is in the power tools department.

7 0
3 years ago
Is the following shape a rectangle? how do you know?
Usimov [2.4K]
Slope of AB =  1/3 and slope of  BC = -3    so these 2 lines are perpendicular
The same is true for all the other adjjacent pairs of lines.
Oppoitse lines are also paralllel (  slope of AB = 1/3 and slope of  DC = 1/3)  and other pair are both of slope -3.

So Its C
8 0
3 years ago
Evaluate k(4) for the function k(x)=18−2x
KiRa [710]

Answer:

k(4) = 10

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>

k(x) = 18 - 2x

k(4) is x = 4

<u>Step 2: Evaluate</u>

  1. Substitute in <em>x</em>:                    k(4) = 18 - 2(4)
  2. Multiply:                               k(4) = 18 - 8
  3. Subtract:                              k(4) = 10
5 0
3 years ago
What are 4 odd numbers below 20 that add up to 46?
dangina [55]

Answer: 3+15+9+19=46

6 0
3 years ago
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