Which of the following differences is NOT reasonable? Use benchmark fractions to decide. A. 78−34>12
B. 78−14>12
C. 14−18<12
D. 13−14<12

Is the square root of 4 plus the square root of 16 rational?

Two times a number plus three times another number equals 4. three times the first number plus four times the other number is 7. find the numbers

The figure below shows rectangle abcd and the triangle eca on a coordinate plane.which of the following expressions represents the perimeter of triangle of triangle eca in units