Answer:
√2 x √2 = 2
Step-by-step explanation:
Square roots that aren't perfect squares are irrational.
For Ex: √2 is irrational.
But √2 x √2 = √4 = 2. 2 is rational
Ex. 2 : √8 x √2 = √16 = 4. 4 is rational
The correct answer is: D.) 6 7/8
Step-by-step explanation:
Given
2 3/4 divided 2/5
In order to divide two fractions, the reciprocal of the divisor is taken and then multiplied with the dividend.
So,
To solve

Hence
The correct answer is: D.) 6 7/8
Keywords: Fractions, division
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It is side angle side postulate
fd is congruet to db
ed is congruent to da
and vertical angles theorem