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Korvikt [17]
4 years ago
10

Solve for x. Round to the nearest hundredth

Mathematics
1 answer:
pashok25 [27]4 years ago
6 0

Answer:

D

Step-by-step explanation:

We name the corners of the triangle as the attached image.

As we can see, triangle ABC is a right-angled triangle with Angle B equal to 90 degree.

As ABC is a right triangle, so that total measures of angle A and angle C is 90 degree

=> m∠A + m∠C = 90

=> m∠A + 45 = 90

=> m∠A = 90 - 45 = 45

=> m∠A = m∠C

So that ABC is also an isosceles triangle.

=> AB = AC  = x

As ABC is a right triangle, according to Pythagoras theorem, we have the following equation:

AB^2 + BC^2 = AC^2

=> x^2 + x^2 = 20^2

=> 2.x^2 = 400

=> x^2 = 400/2 = 200

=> x = 10\sqrt{2} ≈ 14.14

So that x ≈ 14.14, the correct answer is D

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kicyunya [14]

Pani would pay $59 if she gets a discount of $3 on each shirt and $3 on each jeans

Step-by-step explanation:

Given

Price of shirt = $12

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Price of jeans after 3 discount = 19-3 = $16

So

The total money Pani has to pay will be:

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Pani would pay $59 if she gets a discount of $3 on each shirt and $3 on each jeans

Keywords: Discount, percent

Learn more about discount at:

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3 years ago
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Likurg_2 [28]

Answer:

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Step-by-step explanation:

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Alik [6]

Answer:

B

Step-by-step explanation:

(+)x(-)=(-)

(-)x(-)=(+)

8 0
3 years ago
Peter spent 3/5 of his money and was left with $60. 1. How much money did he have at first2. Express what he remained with as a
german

60 / 2 = 30

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he had $150 at first

60, the amount he was left with was 2/5 or 40% of his original amount

4 0
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4 0
4 years ago
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