book Maths Puzzle Numerical Ability

Can someone show me how to rationalize the denominator...Please

1/4-sqrt2 one divided by 4 - square root of 2

Thanks

Read Solution (Total 0)

book Other Question

A car gets 28 mpg on the highway, 22 mpg in the city..distance is 627 miles with 24 gallons of gas used....how many miles were driven in the city the perimeter of a church window is 60 inches. if the window is in the shape of a regular pentagon, what is the length of each side of the window?