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maw [93]
3 years ago
12

ABDC is an isosceles trapezoid. Given only the choices below, which properties would you use to prove ACD ≅ BDC by SSS?

Mathematics
1 answer:
JulsSmile [24]3 years ago
8 0
If the choices are the following:
The legs are congruent.
The base angles are congruent.
The bases are | |.
<span>The diagonals are congruent.
Then , to prove </span>ACD ≅ BDC by SSS I would use The base angles are congruent. 
<span>This is sufficient to prove the triangles are congruent.</span>
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What is the distance between A(-8, 4) and B(4, -1)?
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Answer:

The distance between A(-8, 4) and B(4, -1) is 13 units.

Step-by-step explanation:

To find the distance between any two points, we can use the distance formula given by:

\displaystyle d=\sqrt{(x_2-x_1)^2+(y_2-y_1)^2

We have the two points A(-8, 4) and B(4, -1). Let A(-8, 4) be (<em>x₁, y₁</em>) and let B(4, -1) be (<em>x₂, y₂</em>). Substitute:

d=\sqrt{(4-(-8))^2+(-1-4)^2}

Evaluate:

d=\sqrt{(12)^2+(-5)^2}

So:

d=\sqrt{144+25}=\sqrt{169}=13\text{ units}

The distance between A(-8, 4) and B(4, -1) is 13 units.

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3 years ago
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The yearly attendance at a local movie theater is 82,000 and grows continuously at a rate of 5.1% each year. What is the approxi
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c. 134,847

Step-by-step explanation:

82,000 x (1.051)^10 = 82,000 x 1.64447456 = 134,847

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A group of people were asked whether they watch television or read newspaper to get daily news.
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A person who is 6ft tall walks away from a streetlight. When the person is 15 feet away from the light, the tip of his shadow is
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We essentially have a ratio here:
\frac{shadow}{actual}

Since we know the ratio is going to stay constant at \frac{5}{6}, we can use this to find the height of the lamp along with the information that the total distance from the lamp to the tip of his shadow is 20:
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3 years ago
State if each pair of ratios forms a proportion....EXPLAIN AS WELL PLS!!!
ss7ja [257]

Answer:

1. 4/12 , 6/8

2. 16/12 , 3/4*

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4. 10/16 , 5/8

10/16 = 5/8

Which ratio forms a proportion with 9/15?

1. 6/10

2. 16/21

3. 36/50

4. 45/70

9/15 = 3/5 which is 6/10

A textbook weighs 2.5 pounds. How many kilograms does the textbook weighs? Round your answer to the nearest tenth of a pound. 1 kg = 2.2 lb

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Are the ratios 8/12 and 10/25 proportional? Explain

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A 10-acre field produced 750 bushels of corn. At the rate, how much corn can be produced from a 14-acre field?

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10/750 = 14/x

Step-by-step explanation:

hope this help and plz mark me a brainiest

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3 years ago
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