The scale for the drawing of the model home is 3 inches to 10 feet. What is the area of the windows on the roof of the scale drawing, if the area of the actual windows is 90 square feet?
0.81 square inches
8.1 square inches
81 square inches
810 square inches

Which expression is equivalent to 2x^2+2x-4/2x^2-4x+2

How to use order of operation in 20 divide by 4 multiply 5 = 1

In the following diagram it is given that dec,ab || dc, ad || eb, and ad is congruent to bc. a)why isn't abc a parallelogram even though it has a pair of parallel sides and a pair of congruent sides b)explain why be must be congruent to bc. further explain what type of triangle this makes triangle abc and what it tells you about angle 1 and angle 2c) finally why must angle 3 be congruent to angle 1? further, explain why we know that angle 3 is congruent to angle 2