Hello there,
<span>Which of these is a common characteristic of cnidarians?
</span>All Cnidarians<span> have tentacles with stinging cells in their tips which are used to capture and subdue prey.
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Therefore, your answer would be
<span>They have tentacles with stinging cells. (OptionB)
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The volume of the cuboid is 900 in meters.
It would be B, the second triangle.
Hope this helps.
You would write it as -4 1/2