The first one is B. I'm sorry, but I don't know the other 2.
Answer:
False
Step-by-step explanation:
√50 = √5*5*2
= 5√2
√2 is a irrational number. So 5√2 is a irrational number
√50 is irrational number
False
If the width is 6.5 then double that to work out the two widths which would be 13. Take that from the perimeter so you're left with 21. Half 21 to work out one length which is 10.5. Length = 10.5
