Answer:
I think that it would be 
cm
Step-by-step explanation:
8 x 7 = 56
56/2 = 28
Randomization is important to ensure that both groups are roughly equivalent regarding students’ preparedness, anxiety levels, and study skills.
<h3>What is randomization in an experiment?</h3>
Randomization is when subjects in an experiment are placed in either the control group or the treatment group without any structure. They are placed in either groups randomly. The purpose of randomization is to ensure that subjects in either group are homogenous.
To learn more about randomization, please check: brainly.com/question/20629933
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Step-by-step explanation:
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<span>Every square is a rectangle. Always
</span>A<span> rectangle is any four-sided with four right angles and opposite sides are equal.
Squares has four right angles, so square is a special type of rectangle with all sides equal.
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