Arectangle is inscribed in a right isocdles triangle with a leg of 6 cm so that it shares a common vertex with the triangle. find the perimeter of the rectangle.

For what values of the variable x is the expression square root of 7x+14+ square root of 7-x a real number?

Which two undefined geometric terms always describe figures with no beginning or end?

The value of x in this system of equations is 1. 3x + y = 9 y = –4x + 10 substitute the value of y in the first equation: combine like terms: apply the subtraction property of equality: apply the division property of equality: 3x + (–4x + 10) = 9 –x + 10 = 9 –x = –1 x = 1 what is the value of y?