Answer:
21.44 All you need to do is divide the 2.68 by 2 then multiply it by 16
The square numbers smaller than 75 are 1, 4, 9, 16, 25, 36, 49, 64
1+49+25=75 seems to be the only set possible.
1+7+5=13
the answer is 13
That is the Identity Property of Multiplication
Answer:
I think its A & B
Two Squares with the same side lengths are always congruent and Two rectangles with the same side lengths are always congruent.
Answer:
- Initial amount of the material is 67 kg
- Hal-life is 83 hours
<u>The required equation is:</u>
- m(x) = 67 *
, where m- remaining amount of the radioactive material, x - number of hours
<u>After 5 hours the material remains:</u>
- m(5) = 67 *
= 64.260 (rounded)
