Describe at least 3 ways to tell if 2 triangles are congruent
2 answers:
You might be interested in
<span>The half-life of helium-5 is 7.6 × 10^{-22} seconds, and the half-life of helium-9 is 7 × 10^{-21} seconds.
</span>
Approximately
the half-life of helium-9 is greater <span>than that of helium-5.</span>
Answer: 9 times.
</span>
Approximately
Answer: 9 times.