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Oliga
1 month ago
12

What is the perimeter of a triangle with vertices located at (-1, 4), (2, 7), and (1, 5), rounded to the nearest hundredth? A. 7

.63 units B. 7.89 units C. 8.71 units D. 9.24 units
Mathematics
2 answers:
Zina [12.3K]1 month ago
6 0

Answer: C

top point

Step-by-step explanation:

Zina [12.3K]1 month ago
5 0
Given the vertices (-1,4), (2,7), and (1,5) of the triangle, the area can be calculated by initially determining the lengths of the sides. Using the distance formula, we find the sides are 3 sqrt 2, sqrt 5, and sqrt 5. Consequently, the perimeter amounts to 8.71 units
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Solve the following problem: An investor earned triple the profits of what she earned last year. If she made $500,000.48 total f
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Response:

$125,000.12 last year

$375,000.36 this year

Step-by-step clarification:

Last year, her earnings were x.

This year, her earnings are three times greater, thus they equal 3x.

For both years combined, the total earnings amount to x + 3x = 4x.

The earnings across both years together total $500,000.48

4x = 500,000.48

Dividing both sides by 4 gives us

x = 500,000.48/4

x = 125,000.12

Thus, last year's earnings were $125,000.12

This year, her profits amounted to 3x = 3(125,000.12) = 375,000.36, totaling $375,000.36

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22 days ago
A bicycle factory installs about 400 tires per day. Tires are installed Monday through Friday for 8 hours per day. The manager o
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The findings are probably not valid since it is improbable that the tires fitted in just one hour on Monday accurately reflect the whole population of tires.Step-by-step explanation: Out of 8 hours, do you truly believe that one hour could stand for all? This is the reason the results are likely invalid (I also participated in the quiz).
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1 month ago
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A has the coordinates (–4, 3) and B has the coordinates (4, 4). If DO,1/2(x, y) is a dilation of △ABC, what is true about the im
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A dilation represents a transformation D_{o,k}(x,y), centered at point O with a scale factor of k, which cannot be zero. This transformation keeps O fixed while transforming any other point P into its image P'. Points O, P, and P' are collinear.

In a dilation of D_{o, \frac{1}{2} }(x,y), the scale factor \frac{1}{2} maps the original figure to its transformed image in such a way that the distances from O to points of the image are half the distances from O to the original figure. Consequently, the image's size is also half that of the original figure.

Thus, <span>If D_{o, \frac{1}{2} }(x,y) represents the dilation of △ABC, then the properties of the image △A'B'C'</span> are:

<span>AB is parallel to A'B'.

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1 month ago
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Alonso brings \$21$21dollar sign, 21 to the market to buy eggs and avocados. He gets eggs that cost \$2.50$2.50dollar sign, 2, p
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Answer:

B ≤ 11 bags

Step-by-step explanation:

Alonso starts with $21. After purchasing eggs for $2.50, he has $21 - $2.50 left = $18.50

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Paul wants to add new mulch to the top of all five garden beds. the new mulch will be 10 centimetres (cm) deep. about how much n
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(4*4*10)*3
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1 month ago
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