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bagirrra123 [75]
3 years ago
11

solve this using pythagorean theorem please and give me the right answer and i will give YOU brainliest and a like in return.

Mathematics
1 answer:
jarptica [38.1K]3 years ago
6 0

Answer:

answer should be 4.3

Step-by-step explanation:

8.9^(2)-7.8^(2)

=18.37

\sqrt(18.37)

=4.28602379

and round to the nearest tenths should give you 4.3

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If 5 worksites take 31.5 hours to prepare, how long will it take to prepare 13 worksites
kotegsom [21]

Answer:

81.9 hours.

Step-by-step explanation:

5 work sites take   31.5 hours to prepare, so

1   work sites take   31.5 / 5 hours to prepare, and

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=  409.5 / 5

=  81.9 hours.

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4 years ago
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the answer is C

Step-by-step explanation:

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3 years ago
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A good visual method for this is a probability tree.

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*Even though only 'Dime Dime' is needed, it is best to do all of them as this way you are able to get all marks in an exam; you can also add up all the final values as a check to see if you are right.

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3 years ago
Find the area of the circle to the nearest tenth. 12 in
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I had search that up before

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Researchers want to investigate if students retain more information if it printed on blue paper rather than white paper. They re
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Answer:

Stratified design with color of paper as the blocks

Step-by-step explanation:

The experimental design that this question uses is the stratified design with color of paper as the blocks

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The students are of different school levels, elementary, high school and middle school. Each of these levels have 100 students. The students in each levels are halved and each half is randomly assigned information on either a white paper or a blue paper.

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