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Elanso [62]
3 years ago
6

Emily is building a square bookshelf. She wants to add a diagonal support beam to the back to strengthen it. The

Mathematics
1 answer:
Rina8888 [55]3 years ago
7 0

Answer: 4√2

The sides of a 45-45-90 triangle are in the ratio 1 : 1 : √2. In this case, the ratio is 4 : 4 : 4√2.

i hope this helped! :D

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Tony rode his bicycle 3 7/10 miles to school. What is this distance written as a decimal?
ollegr [7]

Answer:

7/10=0.7

3+0.7=3.7

3.7

Hope this helps

Step-by-step explanation:

4 0
3 years ago
The sum of 2fifteens and 10 fifteens​
Mkey [24]

Answer:4/5

Step-by-step explanation:

2/15 + 10/15=12/15=4/5

easy right?

5 0
3 years ago
Fill in the _______ with the correct answer. Use numerals instead of words. If necessary, use / for the fraction bar.
Liono4ka [1.6K]
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2 years ago
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AlladinOne [14]

Answer:

  52/145 ≈ 0.359 = 35.9%

Step-by-step explanation:

There are a total of 76+69 = 145 people in the room. Of them, 29+23 = 52 earn more than $50,000 per year. The probability of choosing one of those at random is 52/145 ≈ 0.35862 ≈ 35.9%.

___

For all of these probability problems, the probability of selecting an item with particular characteristics is the ratio of the number of such items to the total number of possible choices.

3 0
3 years ago
D-2.8 divided by 0.2 = -14 solve the equation
ohaa [14]
(d-2.8)/0.2=-14
d-2.8=-14*0.2
d-2.8=-2.8
d=-2.8+2.8
d=0
7 0
3 years ago
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