Select the correct answer from the drop-down menu. consider the equations: y= pi x and y=x^2-1 the system of equations is equal at approximately a: (1.5, 1.2) b: (-1.5, -1.2) c: (1.5, -1.2) d: (-1.5, 1.2)

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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

Simplify (2^5/3^2)^4 a. 2^20/3^8 b. 2^9/3^8 c. 8^5/12^2 d. 2/3^2