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docker41 [41]
4 years ago
15

To which subsets of the real numbers do the number 1.68 belong to

Mathematics
1 answer:
Snowcat [4.5K]4 years ago
7 0
1.68 belongs to rational numbers
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the length of a diagonal of a square field is 220 metres find the length of a side in metres and the area of the field in hectar
andre [41]

Answer:

Step-by-step explanation:

h^2=x^2+y^2, since this is a square x=y=s so

220^2=2s^2

2s^2=48400

s^2=24200

s=24200^(1/2)m (exact)

s=155.56m (rounded to nearest hundredth of a meter)

One hectare is equal to 10000m^2

A=24200m^2(h/10000m^2)

A=2.42 hectares

7 0
3 years ago
Can u guys PLEASE do this question.
natali 33 [55]

4.5\% \:  \: of \: 2000

\frac{4.5}{100}  \times 2000

4.5 \times 20 = 90

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3 years ago
nia has number cards for 2,3,8,9,5. what are all differents ways nia can arrange the cards to show only even number with the 2 i
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I think this is what you meant.
8 0
3 years ago
For this graph mark the statements that are true. HELP ME PLEASE!
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5 0
3 years ago
If 8 = 27 and F = 540, find ). Round to the nearest tenth.
pychu [463]

Answer: F=160

Step-by-step explanation:

if

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4 0
3 years ago
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