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Anna11 [10]
3 years ago
10

Can someone please help me with these two

Mathematics
1 answer:
OLga [1]3 years ago
8 0

Answer:

For number 14, the answer should be 100 degrees. For number 15, the answer is 80 degrees. For number 16, the answer is 120 degrees.

Step-by-step explanation:

For number 14, if a minor arc is 80 degrees, then the major arc should be 100 degrees to add to make 180 degrees. For number 15, you can see the size of the 70 degrees angle, AB. Because DE is bigger than AB, we can conclude that it is probably 80 degrees. For number 16, if XY, YZ, and ZX are all the same, and a circle always adds up to 160 degrees, then 360 divided by the three arcs is 120.

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vfiekz [6]

Answer:

21) x = 0

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Step-by-step explanation:

In a parallelogram, the opposite sides are congruent. Using this fact, we can create equations for both problems.

21)

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Subtract 18.

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Answer:

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Step-by-step explanation:

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<em>good luck, i hope this helps :)</em>

4 0
3 years ago
Read 2 more answers
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kvasek [131]

Answer:

x = 10

Step-by-step explanation:

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