The width of a high school soccer field is 45 yards shorter than its length

Answers

Answer 1
Answer: a) W=L-45
b) a=L*W
Use the equation we created in part a and plug it into the area formula.
a=L*(L-45) 
9000=L(L-45)
9000=2L-45L
9000=-43L
L= -9000/43 
Now to find the width, plug in the length back into the first equation, in part a.
W=(-9000/43)-45
W= -10935/43 (Sorry if you need it in decimal form. Just plug it into a calculator :D)
*Double check my answer to be absolutely sure though

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What shape has only 1 pair of parallel line

Answers

A trapezoid has only 1 pair of parallel lines.
A trapezoid only has one pair one parallel lines

Valencia types 42 words per minute for 7 2/3 minutes. How many word did she type in all?

Answers

Answer: She typed 322.14 words in total.

Step-by-step explanation:

42 x 7.67 or 2/3= 322.14

candice bought 3 shirts. Each shirt cost the same amount and was discounted by 3.66. Candice paid a total of 62.31 before tax. How much did each shirt cost before the discount?

Answers

Just divide 62.31 by three. The subtract the number you get by 3.66. That should be your answer.
$62.31 ÷ 3 = $20.77

$20.77 + $3.66 = $24.43

The answer us $24.43

You have the number 1-25 written on slips of paper. If you choose one slip at random, what is the probability that you will not select a number which is divisible by 3?

Answers

Answer:

8/25

Step-by-step explanation:

Steps:

1. First you count how many number are divisible by three. The numbers are 3, 6, 9, 12, 15, 18, 21, and 24, which is a total count of 8 numbers.

2. Then you count the numbers of slips of paper, which you know is 25.

3. Finally, put the number of numbers that are divisible by three or the total slips of paper to find your answer.

Explain how you would construct a perpendicular bisector of WX using a compass and a straightedge. (31 points guys)

Answers

Answer:

To construct perpendicular bisector of line segment WX. There are following steps:

  • Construct arcs or circles from points A and B on the both endpoints of line segment WX.
  • Mark the intersection points of circles as A and B.
  • Use the straightedge to draw a line through points W and X.
  • Mark the intersection point on WX point as O

Hence we have constructed perpendicular bisector AB of WX which bisects at O.


A Coffee table was $129.99 and on sale for 20% off. The sales tax is 8.5%. How much do we save?

Answers

Answer:

Step-by-step explanation:

Discount = 20% of 129.99

=(20)/(100)*129.99\n\n=25.998

= $26

Price after discount = 129.99 - 26 = $103.99

Tax = 8.5% of 103.99

=(8.5)/(100)*103.99\n\n=8.83915

= $8.84

Selling price including tax = 103.99 + 8.84

                                           = $112.83

Amount saved = 129.99 - 112.83

                        =$ 17.16

Answer:

We save 16.18 dollars.

Step-by-step explanation:

First, I did calculations on how much money there would be with the discount.

129.99 times 0.2 equals 25.1 [So with the discount, I got 25.1 dollars off.]

129.99 - 25.1 = 104.89 [so with the discount, I just have to pay 104,89, now,]

Now, I did the calculations WITH the SALES TAX.

104.89 times 0.085 equals 8.92 [ so tax is actually 8.92 dollars.]

104.89 + 8.92= 113.81 [ SO, with TAX, the table costs 113.81.]

Now I see how much money I have saved.

104.89 - 113.81 = 16.18

If you still don't get how I got my answer, just ask more questions to me! =)