2023 AMC 8 Problems/Problem 19
Revision as of 20:52, 24 January 2023 by Pi is 3.14 (talk | contribs)
Written Solution
By AA~ similarity triangle we can find the ratio of the area of big: small —> then there are a relative
for the
trapezoids combines. For
trapezoid it is a relative
so now the ratio is
which can simplify to
~apex304, SohumUttamchandani, wuwang2002, TaeKim, Cxrupptedpat
Video Solution by OmegaLearn (Using Similar Triangles)
Animated Video Solution
~Star League (https://starleague.us)