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erik [133]
3 years ago
15

Please help me with questions 21 and 22

Mathematics
1 answer:
valentina_108 [34]3 years ago
3 0
I’m not sure abt 21 but 22 is the second one and the 4th one. So 2,4.
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Help me with this question Pleaseee
vagabundo [1.1K]

Answer:

The answer is 81°

Step-by-step explaination:

To start, the top right angle and the bottom left angle are alternate interior angles, making them congruent. The same justification goes for the angles in the top left and bottom right. With this in mind, 37° + 44° = 81°. Every triangle's angles always add up to 180°, meaning that 180° - 81° = 99°. Because angle n and the angle we just found to be 99° are supplementary, they also add up to 180°, therefore 180° - 99° = 81° which is the value of angle n.

7 0
3 years ago
Based on the markings which lines or segments must be parallel? Justify your answer
Lady bird [3.3K]

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3 years ago
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IgorC [24]
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cos A = \frac{12}{20} =  \frac{3*4}{5*4} = \frac{3}{5}
ANSWER: cosA= \frac{3}{5}


7 0
3 years ago
Find the value of the expression 3m2 + 2p2 − 15 when m = 3 and p = 10.
photoshop1234 [79]
The answer would be 212 :)
6 0
3 years ago
Read 2 more answers
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Yakvenalex [24]

Answer:

7 -if rounded to the nearest tenth would be 10

Step-by-step explanation:

The median is the number in the middle so

6-6-7-7-10-12-14

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6 0
3 years ago
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