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trapecia [35]
4 years ago
9

Right triangle XYZ has a right angle at vertex Y and a hypotenuse that measures 24 cm. Angle ZXY measures 70o.

Mathematics
1 answer:
Dmitriy789 [7]4 years ago
5 0

Answer:

XY=8.2 cm

Step-by-step explanation:

The attached figure shows a triangle XYZ. It is right angle at vertex Y and XZ = 24 cm. Also, angle ZXY = 70°

We need to find the length of line segment XY. It can be calculated using Trigonometry. So,

\cos\theta=\dfrac{B}{H}\\\\\cos(70)=\dfrac{XY}{24}\\\\XY=\cos(70)\times 24\\\\XY=8.2\ cm

So, the length of the line segment XY is 8.2 cm. Hence, the correct option is (a) "8.2 cm".

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I need to know the answer to this problem. Thanks. I will name Brainliest to the correct answer :)
trapecia [35]

Answer:

422

Step-by-step explanation:

Large rectangle

A = 2(lw+wh+lh)

A = 2(7*10+10*5+7*5)

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Small rectangle

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Now the squares that connect both, 4*3

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3 years ago
A transformation describes a change in location, orientation, or size of a figure. Translations, reflections, and rotations belo
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Answer: These are called rigid transformations because the structure and shape of the shape remains the same.

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3 0
3 years ago
Marcy and her sister watched a cartoon movie that was 2 hours and 18 minutes long. after the movie, they played a card game for
Dmitry_Shevchenko [17]

Answer:

1:24pm

Step-by-step explanation:

Couple of ways to solve this. Here is one method
Convert all times to minutes and find the total number of minutes they spent on all 3 activities. Then convert to hours and minutes and subtract from the end time of 5;28 to get the start time of all activities which is also the start time of watching the movie (first activity)

So time spent:

Movie: 2 hours 18 minutes = 2 * 60 + 18 = 120 + 18 = 138 minutes
Card game: 34 minutes
Soccer: 1 hour 12 minutes = 1 * 60 + 12 = 72 minutes

Total time spent = 138 + 34 + 72 = 244 minutes = 4 hours and 04 minutes

Subtract 4:04 from 5:28 to get 1:24pm

Check
Movie watch starts at 4:04, ends at 1:24 + 2:18 or 3:42pm
Card game starts at 3:42pm ends at 3:42+0:34 ==> 4:16pm
Soccer starts at 4:16pm ends at 4:16pm + 1:12 ==> 5;28pm

7 0
2 years ago
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