B is the answer to the question :)
Answer:
20
Step-by-step explanation:
3x + x + 100 = 180 (sum of angles on a straight line)
4x = 180-100
4x=80
divide both sides by 4
x=20
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.
</span>
Therefore, your answer would be
<span>They have tentacles with stinging cells. (OptionB)
</span>
Answer:
5/12
Step-by-step explanation:
