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bogdanovich [222]
3 years ago
5

I don’t understand the word problem.

Mathematics
1 answer:
brilliants [131]3 years ago
6 0

Remark

The population that is middle class  is (4/5) * 2000 * 4/5 = 8000/5 = 1600

The others are 2000 - 1600 = 400 which should be 1/5 of the population.

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A zookeeper predicted the weight of a new baby elephant to be 227 pounds when it was born. The elephant actually weighed 259 pou
OLga [1]

The percent of error can be found by dividing the difference in weights by the predicted weight.

290 - 258 = 32 pounds

32/258 = 0.124

0.124 = 12.4% approximately was the percent of error

5 0
3 years ago
Use trig ratios to find the measure of the angle in this triangle. A .cos^-1(4/5) B. tan(4/5) tan^-1(4/5) C. sin(4/5) D. cos(4/5
ololo11 [35]

Answer:

The answer is A

Step-by-step explanation:

Step 1: Use Cosine to find ∅

Cos∅=\frac{4}{5}

∅=Cos^{-1}(\frac{4}{5})

Therefore the answer is A

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Which is a correct name for the angle shown?
Novay_Z [31]

Answer:

D. CBA

Step-by-step explanation:

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3 0
3 years ago
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Help!! This assignment is due in one hour..
zubka84 [21]
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Does it say in terms of pi?
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