Math 7  HW Question Check
posted by Laruen on .
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?

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. 
oh yeah that make sense because square root of 3 are nonperfect squares and nonperfect squares are irrational
thank you