The area of a square-shaped rug is 81 square feet. if the rug is 9-feet long, what is its perimeter? explain.

In the given figure ar(adf) =ar(cda) and ar(cdf) = ar(cdf). show that abdc and cdfe are trapeziums.

Solve this equation using substitution. {4x + y = −2} {4x + 6y = 44}

Which of the following correctly justifies statement four of the two column proof? a. corresponding angles theorem b. transitive property of equality c. vertical angle theorem d. substitution property of equality