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Alisiya [41]
3 years ago
11

How are reflections described mathematically

Mathematics
1 answer:
klemol [59]3 years ago
6 0

Answer: When you reflect a point across the y-axis, the y-coordinate remains the same, but the x-coordinate is transformed into its opposite (its sign is changed). ... the line y = x is the point (y, x). The reflection of the point (x,y) across. the line y = -x is the point (-y, -x).

Step-by-step explanation: I hope this helped! Actually, I just hope that my answer is correct but whatevs lol :)

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Naily [24]
Sammy walks at 4 miles an hour for half an hour. This means the walk is 2 miles in 30 minutes.

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So, Candy gets home 10 minutes faster (30-20) than Sammy.
8 0
2 years ago
Find the volume of a pyramid with a square base, where the side length of the base is 15.9\text{ cm}15.9 cm and the height of th
jeka94

Answer: 1,162.9 cm3

Step-by-step explanation:

Hi, to answer this question we have to apply the next formula:

Volume of a square pyramid: 1/3 x base area x height

Where

base area = base side length ^2

Replacing with the value given:

Base area = 15.9^2

base area : 252.81 cm2

Back with the volume formula:

V = 1/3 x base area x height

Replacing with the values given and solving for V (volume)

V = 1/3 x 252.81 x 13.8 = 1,162.9 cubic centimeters

Feel free to ask for more if needed or if you did not understand something.

5 0
3 years ago
PLS HELP Hannah and Brooklyn are two of the partners in a business. Hannah makes $3 in profit for every $4 that Brooklyn makes.
Dennis_Churaev [7]

Answer:

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Step-by-step explanation:

5 0
2 years ago
590 divided by 30? Please help
raketka [301]
19.6666667 is what i calculated:)
8 0
3 years ago
Read 2 more answers
Need help on these question
denpristay [2]
Yes the answer would be B
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