Square root of 100 is 10 which would make it the rational number
Hello,
Answer A
Let's the width of the rectangle
2a-5 its length
Teh half perimeter is 80/2=40
a+2a-5=40 ==>3a=45==>a=15 and 2a-5=30-5=25
Area is squared so divide 56/6 gives you 9.3 round down so length of base is 9 m.
