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Nuetrik [128]
3 years ago
9

Can someone help me find the error?

Mathematics
1 answer:
BlackZzzverrR [31]3 years ago
6 0
(-2)^2 actually equals 4
-2×-2=positive 4. :)
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Solve using equivalent ratios.
guapka [62]

The width of the new card is 9 inches.

<u>SOLUTION: </u>

Given, we have to solve using equivalent ratios.  Wayne has a recipe on a 3-inch-by-5-inch index card that he wants to enlarge to 15 inches long.  

We have to find width of the enlargement

Now, dimensions of card is \bold{\frac{(3 \text { inch })}{(5 \text { inch })}}

Let the new width of card be n inches .

So, New dimensions of card is \bold{\frac{(n \text { inch })}{(15 \text { inch })}}

Then, equivalent ratio is \bold{\frac{3}{5}=\frac{n}{15}}

\bold{\frac{3}{5}=\frac{n}{15} \rightarrow n=\frac{3}{5} \times 15 \rightarrow n=3 \times 3 \rightarrow n=9}

6 0
4 years ago
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34kurt
25/300. the answer is 300 divided by 12 (sections) or 25. So 25/300

3 0
3 years ago
45 basketball players participate in a tournament. Write and solve a multiplication equation to find the number of 3-person team
madam [21]
Permutation


45 choices for first slot
44 for 2nd
43 for 3rd

answer is 45*44*43=85140 number of 3 person teams
8 0
3 years ago
Find KL and show work
MissTica

Answer:

<u>Secant</u>: a straight line that intersects a circle at two points.

<u>Intersecting Secants Theorem</u>

If two secant segments are drawn to the circle from one exterior point, the product of the measures of one secant segment and its external part is equal to the product of the measures of the other secant segment and its external part.

From inspection of the given diagram:

  • M = Exterior point
  • MK = secant segment and ML is its external part
  • MS = secant segment and MN is its external part

Therefore:

⇒ ML · MK = MN · MS

Given:

  • MK = (x + 15) + 6 = x + 21
  • ML = 6
  • MS = 7 + 11 = 18
  • MN = 7

Substituting the given values into the formula and solving for x:

⇒ ML · MK = MN · MS

⇒ 6(x + 21) = 7 · 18

⇒ 6x + 126 = 126

⇒ 6x = 0

⇒ x = 0

Substituting the found value of x into the expression for KL:

⇒ KL = x + 15

⇒ KL = 0 + 15

⇒ KL = 15

6 0
2 years ago
Read 2 more answers
Can someone please give the right answer I’ll give brainliest
larisa86 [58]

Answer: You have to multiply the numbers! You can just use a a calculater . length x width x height

Step-by-step explanation:

6 0
3 years ago
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