You roll 2 dice. how likely is it that the 2 numbers will add up to 12 or less?

What are the sotions to the quadratic equation 9x^2=4

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

Divide. –4.2 ÷ 6 = a –0.7 b 0.7 c –7 d 7 me