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Oliga [24]
3 years ago
7

You are standing next to a really big circular lake. You want to measure the diameter of the lake, but you don't

Mathematics
1 answer:
Simora [160]3 years ago
5 0

Answer:

1 275.5 m

Step-by-step explanation:

Measure of the circumference = 4007

on the other hand ,the Measure of the circumference = (diameter)×π

then

the measure of the diameter = 4 007÷π = 1 275.46771393845 m

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Round each decimal number to the near estas integer: 11.90, 5.49, 7.09, 8.5, -2.2
astraxan [27]

11.90 rounds up to 12, which is the nearest integer.

5.49 rounds down to 5.

7.09 rounds down to 7.

8.5 rounds up to 9.

-2.2 rounds down to -2.

8 0
3 years ago
Sixty percent of those who attended the soccer game were parents. There were 120 people who attended the soccer game. How many p
iren [92.7K]

Answer: 48, 25%, 125 , 60,  80

Step-by-step explanation:

7 0
3 years ago
the US Census found at the population per square mile in the state rose from 128.7 to 191.3 during the last 10 years. By how muc
rewona [7]

Answer:

The population growth is 6.26 per square mile per year

Step-by-step explanation:

We are given

he US Census found at the population per square mile in the state rose from 128.7 to 191.3 during the last 10 years

So,

Initial population =128.7

Final Population =191.3

Total time =10 years

now, we can find population grow per year

=\frac{final-initial}{T}

now, we can plug values

=\frac{191.3-128.7}{10}

=6.26

So,

The population growth is 6.26 per square mile per year

3 0
4 years ago
Read 2 more answers
A robot’s height is 3 meters 40 centimeters. How tall is the robot in millimeters?
SSSSS [86.1K]

Answer:

3400

Step-by-step explanation:

if you add it all up in cm, which is 340cm then divide by 10 you get 3400.

8 0
3 years ago
Lin earned $50 last week. Andre earned 80% of what Lin earned. How much did Andre earn last week? *
DaniilM [7]

Answer:

$40

Step-by-step explanation:

Turn the percentage into a decimal.

80% = 0.8

Multiply.

50 * 0.8 = 40

Best of Luck!

5 0
3 years ago
Read 2 more answers
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