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klio [65]
3 years ago
7

a crow flies to a point that is 1 mile east and 20 miles south of its starting point. how far does the crow fly?

Mathematics
2 answers:
Zarrin [17]3 years ago
7 0
Make it into a right Triangle then use the pythagorean theorem (a^2+b^2=c^2) to solve for C which will give you your answer.
skad [1K]3 years ago
5 0

Answer:

Crow flew 20.02 miles.

Step-by-step explanation:

A crow flies to a point in the east = 1 miles

Then it flies to a point in the south = 20 miles

Now we have to calculate the distance x between the crow and initial point.

Therefore, distance x = \sqrt{(\text{Distance of the crow in the east})^{2}+(\text{Distance of the crow in the south})^{2}}

[By Pythagoras theorem]

x = \sqrt{1^{2}+(20)^{2}}

  = \sqrt{1+400}

  = \sqrt{401}

  = 20.02 miles

Crow is 20.02 miles away.

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2 years ago
Please help me!
Alexxandr [17]

A right triangle has one leg with unknown length, the other leg with length of 5 m, and the hypotenuse with length 13 times sqrt 5 m.

We can use the Pythagorean formula to find the other leg of the right triangle.

a²+b²=c²

Where a and b are the legs of the triangle and c is the hypotenuse.

According to the given problem,

one leg: a= 5m and hypotenuse: c=13√5 m.

So, we can plug in these values in the above equation to get the value of unknown side:b. Hence,

5²+b²=(13√5)²

25 + b² = 13²*(√5)²

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b =√ 820

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b = 2√205

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5 0
3 years ago
Help asap
kiruha [24]

Answer: (1) d, f     (2) c, d, f     (3) e, f      (4) a, b, c, d, f     (5) e, f

<u>Step-by-step explanation:</u>

a) Natural Numbers:            1, 2, 3, ...

b) Whole Numbers:          0, 1, 2, 3, ...     <em>(add zero to the Natural numbers)</em>

c) Integers:   ..., -3, -2, -1, 0, 1, 2, 3, ...   <em>(add negatives to the Whole numbers)</em>

d) Rationals: Add terminating and repeating decimals to Integers.

************

e) Irrationals: Non-repeating decimals that are non-terminating.  <em>This is its own category so cannot be a Rational number or above.</em>

f) Real Numbers: ALL of the above (a - e) are Real numbers.

1) -5.2  has a terminating decimal so it is a RATIONAL number.

2) -4  is below zero so is an INTEGER which means it is also a RATIONAL #

3) -4.3212... is a non-terminating decimal so it is an IRRATIONAL number

4) \sqrt4 = 2 is a NATURAL number which means it is also a WHOLE number, INTEGER, and RATIONAL number.

5) \sqrt7  is a non-terminating decimal so it is an IRRATIONAL number

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3 years ago
Which rule describes the transformation? R0, 90° R0, 180° R0, 270° R0, 360°
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Answer:

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