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Brums [2.3K]
3 years ago
15

How do you do coordinates to prove that lines are perpendicular​

Mathematics
1 answer:
marshall27 [118]3 years ago
5 0

Answer:

Step-by-step explanation:

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The height of Mountain Pis 1,086 feet. The height of Mountain Q is 4 times the
Afina-wow [57]

Answer:

4,344 feet

Step-by-step explanation:

Mt. P is 1,086 feet tall. It says that Mt. Q is 4 times that. 1,086 x 4 is 4,344.

5 0
2 years ago
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The number of 500g amount in 1 kg is
Y_Kistochka [10]

Answer:

500 g = 0.5 kg

Step-by-step explanation:

1 kg = 1000 g

500 g = 0.5 kg

3 0
3 years ago
1) Find the measure of ∠θ. Round to one decimal place.
I am Lyosha [343]

Answer/Step-by-step explanation:

Reference angle = θ

Opposite side = 11.9

Adjacent side = 10

Applying the trigonometric ratio, TOA, we have:

Tan θ = opp/adj

Tan θ = 11.9/10

θ = tan^{-1}(11.9/10)

θ = 49.9584509° ≈ 50.0° (to one d.p)

Apply pythagorean theorem to find AB:

Thus:

AB = √(11.9² + 10²)

AB = √241.61

AB ≈ 15.5 (to 1 d.p)

3 0
3 years ago
Given r=3 and a center of (3,5)? Find the equation of the circle in standard and general form.
alukav5142 [94]

9514 1404 393

Answer:

  • (x -3)^2 +(y -5)^2 = 9
  • x^2 +y^2 -6x -10y +25 = 0

Step-by-step explanation:

The standard form equation for a circle of radius r and center (h, k) is ...

  (x -h)^2 +(y -k)^2 = r^2

For radius 3 and center (3, 5), this is ...

  (x -3)^2 +(y -5)^2 = 9 . . . . standard form equation

Expanding this and subtracting the constant on the right gives ...

  x^2 -6x +9 +y^2 -10y +25 -9 = 0

  x^2 +y^2 -6x -10y +25 = 0 . . . . general form equation

8 0
3 years ago
Find the area of this triangle. Round to the nearest tenth. 9.5 yd 23 yd
LenaWriter [7]

Answer:

~109.3

Step-by-step explanation:

23 x 9.5 x 1/2 =

218.5 x 1/2 = 109.25

That rounds to 109.3 square yards

Hope that helps!

4 0
3 years ago
Read 2 more answers
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