m9 similar figures/stacked

practice finding line lengths A B AC=30 BC=21 AB= C practice finding line lengths A B AB=30BC=21 AC= C practice finding line lengths A 31 B 45 BC= C practice finding line lengths A 14 B AC= 27 C 42 8 x hint:unstack & draw both ∆ 2 x= 52 x= x 4 5 B A 10 45 x AB=AC 7 C hint: unstack/draw both how long is AC? x= now that we know x how long is AB? AB= hint: unstack/draw both n= x= n 36 5 28 X x hint: redraw bothrotate **vertical angles ≅ 4 8 x= 18 15 2 7 x hint: unstack/draw x= 40 15 n x 10 hint: unstack / draw find n= x= 10 8 x 6 25 hint: redraw ***vertical angles ≅ x= |

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