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Ainat [17]
2 years ago
9

Find the measure of the angle of elevation of the sun when a pole 35 feet tall casts a shadow of 47 feet long. Round your answer

to the nearest tenth.
Mathematics
1 answer:
Fantom [35]2 years ago
7 0

Answer:1.3

Step-by-step explanation:

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3b-14/3b = 5b+2/3b <br> b= ?
WINSTONCH [101]

First of all, observe that all fractions exist as long as b is not zero.

Multiply both numerator and denominator of the first fraction by 3:

\dfrac{3b-15}{3b}+\dfrac{1}{3b}=\dfrac{5b+2}{3b}

Now all fractions have the same denominator. Under the assumption that b is not zero, multiply both sides by 3b:

3b-15+1=5b+2 \iff 3b-14=5b+2

Subtract 3b from both sides:

-14=2b+2

Subtract 2 from both sides:

-16=2b

Divide both sides by 2:

b=-8

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2 years ago
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Shalnov [3]

Answer:

Slope is 2

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Is there a series of rigid transformations that could map ΔQRS to ΔABC? If so, which transformations could be used?
faltersainse [42]

Answer;

D Yes, ΔQRS can be translated so that Q is mapped to A and then reflected across the line containing QS.

Explanation;

-A rigid transformation is a transformation of a plane that preserves length. It is also called isometry. Reflections, translations, rotations, and combinations of these three transformations are examples of rigid transformations.

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3 years ago
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Alys dog weighs 8 times as much as her cat together the 2 pets way 54 pounds how much does alleys dog way
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Aly's dog weighs 6.75 lbs

You can find this by dividing 54 / 8 = 6.75

Hope that helps u!!

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A biologist is studying a bacteria population that initially contains 10^3 bacteria. In the lab, the population doubles every we
iragen [17]

Answer: 8000

Step-by-step explanation:

From the question, we are informed that the expression 10³ × 2^w models the population of the bacteria after w weeks.

The number of bacteria that will be present in 3 weeks will then be:

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= 10³ × 2³

= 1000 × 8

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