The scale factor is 2
In Polygon A one of the sides are 2.5. Take the same side from Polygon B and divide it by the side in Polygon A like this
You get the answer of 2 after dividing
Answer:
idk
Step-by-step explanation:
Answer:
1. 18
2. 49.5
3. 48
Step-by-step explanation:
1. Since it is 3 dogs to 1 person we need to multiply 6 with 3, so we get 18 dogs!
2. Since 2 books equal 8.25, we just need to multiply 8.25 by 6, which we get 49.5 from!
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The correct answer is 2 pi
Answer:
120 grams will be left after 180 years.
Step-by-step explanation:
A radioactive half-life refers to the amount of time it takes for half of the original isotope to decay and its given by
where,
= quantity of the substance remaining
= initial quantity of the substance
= time elapsed
= half life of the substance
From the information given we know that:
- The initial quantity is 480 g,
- The half-life is 90 years,
- 180 years is the time elapsed.
And we want to find how much will be left. For this we use the above formula.
120 grams will be left after 180 years.
