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Digiron [165]
3 years ago
15

(01.07 MC)

Mathematics
2 answers:
lesya [120]3 years ago
8 0

Answer:

m∠BEC + 30° = 70°; Addition Property of Equality

Step-by-step explanation:

The only way to justify that  m∠BEC + 30° = 70° you would have to add them. Hence, Addition Property of Equality .

Svet_ta [14]3 years ago
6 0

Answer:

m∠BEC + m∠CED = m∠BED; Angle Addition Postulate

Step-by-step explanation:

I toke the test and I was right

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Please help me with this question image below 15 points will be awarded
ivanzaharov [21]

Answer:

the fourth answer is correct

3(8+3)

You distribute the 3 to the 8 to get 24 and the 3 to the other 3 to get 9, which then equals 24+9, which was the original problem

5 0
3 years ago
I'm reallllly bad at this stuff pls help lol​
Tanya [424]

Answer:

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5 0
3 years ago
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laiz [17]

Answer:

48

Step-by-step explanation:

6*8 = 48

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8 0
3 years ago
Read 2 more answers
URGENT 10PTS PLEASE HELP!!!
liberstina [14]
I myslef think it’s D but u can search it up to check!
6 0
4 years ago
Determine the point estimate of the population mean and margin of error for the confidence interval with lower bound 7 and upper
djverab [1.8K]

Answer:

Point estimate is 16 and Margin of error is 9

Step-by-step explanation:

The point estimate is given by the following formula:

Point estimate = (Lower Bound + Upper Bound) / 2

Replacing we have:

Point estimate = (7 + 25) / 2 = 32/2

Point estimate = 16

Now, the margin of error is given by the following equation:

Margin of error = (Upper Bound - Lower Bound) / 2

Margin of error = (25 -7) / 2 = 18/2

Margin of error = 9

6 0
3 years ago
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