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enyata [817]
3 years ago
8

Finding missing angles

Mathematics
1 answer:
Mariulka [41]3 years ago
5 0

Answer:

x=15

Step-by-step explanation:

165+x=180

180-165=15

Hope this helps!!

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If there are 360 grams of radioactive material with a half-life of 8 hours, how much of the radioactive material will be left af
lyudmila [28]

Answer:

There will be 22.5 grams left after 32 hours.

Step-by-step explanation:

A half-life is how long it takes for half of the amount to go away. In this case, we see that we have two half-life periods worth, which you can determine by dividing the total time by the half-life time.

32hrs/8hrs = 4 half lives.

Now we can raise 1/2 to the power of how many half lives we have (2). Then we multiply that by the amount in the sample.

(1/2)^4 * 360

1/16 * 360

22.5 grams

And this is an exponential function.

4 0
3 years ago
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The weight of a newborn is 7.5 pounds. The baby gained one-half pound a month constantly for its first year.
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Answer is D if the function W is graphed find and interpret the slope of the function
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I need help on this question plz
drek231 [11]

Given is triangle with base = 10 cm and perpendicular height = 3 cm.

We know the formula for area of triangle is given by :-

Area = \frac{1}{2} × (Base) × (perpendicular height)

Area = \frac{1}{2} × (10) × (3)

Area = \frac{30}{2}

Area = 15 cm²

So, final answer is 15 cm².

3 0
3 years ago
If y = -6cosx, what is the amplitude?
aniked [119]

 

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3 years ago
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