haileysolis5
07.04.2020 •
Mathematics
Is 64/81 a perfect square? :)
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Ответ:
No, 64/81 is not a perfect square.
Step-by-step explanation: A perfect square is a whole number multiplied by itself again to get a perfect square.
A correct example of a perfect square would be 3/9 because 3 x 3 = 9.
Ответ:
No, 64/81 is not a perfect square.
Step-by-step explanation:
A perfect square is the product of an integer and itself.
For example: 6 and 6 is 36, 7 and 7 is 49.
In order to see if this number is a perfect squares, we just need to do the inverse, or find the square root of it.
so
now we have 8/9
8/9 is 0.889 which is not a whole number, and therefore 64/81 is not a perfect square.
Ответ:
SAS
Step-by-step explanation:
the angles are congruent, and the 2 pairs of sides are proportional.
200/150 is 4/3 and 320/240 is 4/3 as well.
therefore Side-Angle-Side