A windowspace is 8 inches by 6 inches. The distances between opposite corners of windowspace is ___ inches​

Which expression demonstrates the use of the commutative property of addition in the first step of simplifying the expression (-1+i)+(21+5i)+0

Find the perimeter of the triangle with vertices  d(3, 4),  e(8, 7), and  f(5, 9). do not round before calculating the perimeter. after calculating the perimeter, round your answer to the nearest tenth.  

The sum of the squares of two numbers is 8 . the product of the two numbers is 4. find the numbers.