Chanita is making a pattern by using triangular tiles. before she starts filing, she makes a blueprint of her tile.

a. 21 square units
b. 24 square units
c. 42 square units
d. 48 square units

Which statement best describes a square? a. a special rectangle that has four right angles b. a special trapezoid that has four sides of equal length c. a special rectangle that has four sides of equal length d. a special trapezoid that has four right angles

How do you use the elimination method for this question? explain, because i really want to understand!

Quadrilateral abcd in the figure below represents a scaled-down model of a walkway around a historic site. quadrilateral efgh represents the actual walkway. abcd is similar to efgh. what is the total length, in feet of the actual walkway?