unit 1 day 7

unit 1 day 7 similar triangles proportion


https://www.youtube.com/watch?v=LZ52UKfu1mo


Quiz
1 the picture
2 10 to 5 2 to x
3 15 to 10  4 to x

answers
1 9 / 6  3/ x  9 divide 3 is 3 6/ 3 is 2 x= 2
2 x=1
3 x= 2.66