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2 years ago

Which of the following must be true?

Mathematics

2 answers:

Naddika [18.5K]2 years ago

5 0

Answer:

B, it's the only plausible one. A is wrong because the value would be above 180°

Setler [38]2 years ago

5 0

Answer:

m∠2+m∠8=180°

Step-by-step explanation:

m∠1=m∠4=m∠5=m∠8

m∠2=m∠3m∠6=m∠7

m∠1+m∠2=180°

and <em>m∠2+m∠8=180°</em>

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barxatty [35]

The answer is 154cm^2

4 0

2 years ago

the sum of three decimal numbers is 6 exactly one of the numbers is less than 1 what could the numbers be

Alekssandra [29.7K]

Answer:

{0, 2, 4}

Step-by-step explanation:

satisfies these criteria: 0 is less than 1, and 0+2+4 = 6.

4 0

2 years ago

Six Pepperidge Farm bagels were weighed, yielding the following data (grams):

ratelena [41]

Answer:

A) Average weight = 112.97

standard deviation = 3.913

B) 119.4069

Step-by-step explanation:

A) Estimate the true average weight and standard deviation of the weight

attached below is a detailed solution

Average weight = 112.97

standard deviation = 3.913

B) Assuming a normal distribution Estimate the weight below

attached below is a detailed solution

= 119.4069

6 0

2 years ago

a spinner has 1 yellow, 2 red, 3 blue and 2 green sections. What is the probability of not getting a yellow?

guajiro [1.7K]

Hello,

spinner has 1 yellow, 2 red, 3 blue and 2 green sections. What is the probability of not getting a yellow?

to find the probability to not get a yellow you have to know the total of color which is

1+2+3+2=8

and its 1 yellow

So the probability of not getting a yellow is 1/8

hope this help

4 0

2 years ago

Read 2 more answers

Tom wants to place a photograph that is 8.5 inches wide on his science fair poster. His poster board is 21.25 inches wide. How f

SOVA2 [1]

Answer:

6 3/8 inches (6.375 inches)

Step-by-step explanation:

For simplicity we'll assume that both the photo and the poster board are square. To determine the width of the border, subtract 8.5 inches from the poster board width 21.25 inches, obtaining 12.75 inches, and then divide that 12.75 inches by 2: 6.375 inches (6 3/8 inches).

Set the photo 6 3/8 inches from each edge of the poster board.

6 0

2 years ago