Posted by **Laruen** on Sunday, April 15, 2012 at 6:43pm.

7. Which number is an irrational number?

a) Square Root 3 (i can't make the symbol)

b) - 13.5

c) 7/11

d) 1 over square root 9 (can't make the symbol)

My Answer - D

Am I correct?

- Math 7 - HW Question Check -
**Damon**, Sunday, April 15, 2012 at 6:45pm
My answer would be a) sqrt (3)

b) 27/2

c) 7/11

d) 1/3

all rational because written as ratios of whole numbers.

- Math 7 - HW Question Check -
**Laruen**, Sunday, April 15, 2012 at 6:57pm
oh yeah that make sense because square root of 3 are non-perfect squares and non-perfect squares are irrational

thank you

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