Let v1=(3,5) and v2=(-4,7).

(a) compute |v1| and |v2|

(b) compute the unit vectors in the direction of |v1| and |v2|.

(c) draw and label v1, v2 and their unit vectors on the axes provided.

When the ball has traveled a distance of

In the figure below, ∠dec ≅ ∠dce, ∠b ≅ ∠f, and segment df is congruent to segment bd. point c is the point of intersection between segment ag and segment bd, while point e is the point of intersection between segment ag and segment df. the figure shows a polygon comprised of three triangles, abc, dec, and gfe. prove δabc ≅ δgfe.

Hector and alex traded video games. alex gave hector one fourth of his video games in exchange for 6 video games. then he sold 3 video games and gave 2 video games to his brother. alex ended up with 16 video games. how many video games did alex have when he started?