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ehidna [41]
3 years ago
5

Can someone please help me with this ?

Mathematics
1 answer:
natulia [17]3 years ago
4 0
13. 1,6

18. -15,12

19. -7, 1/2
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A retailer buys TV's fro $175 and marks them up 225%, what is the new cost
jonny [76]

Answer:

   $568.75

Step-by-step explanation:

To find the markup, we multiply the original price by the percentage of markup

Markup = 175 * 225%

             =175 * 2.25

              =393.75

The new price is the markup  plus the original price

New price = markup+ original price

                  =393.7+175

                   =568.75

3 0
3 years ago
If AB is parallel to CD and the slope of CD is -5, what sis the slope of AB?
Lady bird [3.3K]

Answer:

The answer is D. -5

Step-by-step explanation:

Since AB is parallel to CD, their slopes are the same. Parallel actually means to have the same slope.

7 0
3 years ago
Read 2 more answers
Trigonometric area formula: Area = 1/2 ab sin (c)
Ber [7]

Answer:

its probably 8.5

Step-by-step explanation:


4 0
4 years ago
Read 2 more answers
The base of a triangle is 5?45 cm and the height is 3?88 cm. What is the area of the triangle? Recall: A= 1/2bh
Angelina_Jolie [31]

Answer:

10.57 cm²

Step-by-step explanation:

Recall that the area of a triangle is gotten by (1/2)*base*height

If the height of the triangle is 5.45cm and the base is 3.88cm, then the area can be calculated by multiplying the two numbers and dividing it by 2.

5.45*3.88 = 21.146cm²

This still needs to be cut in half (otherwise we are yielding the area of a rectangle with these dimensions)

21.146 cm²/2 = 10.573 cm²

This can be rounded to the nearest hundredth

= 10.57 cm²

7 0
3 years ago
Y=(x-4)/(x*x)-11x+28
klio [65]
Y=(x-4)/2x-11x+28
y=(x/2x)-(4/2x)-11x+28
y=0.5x-2x-11x-28
1. subtract like terms
2. add 28 on both sides
3. so on and so forth...
3 0
4 years ago
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