Theme Transition
kground
Layout
7.
...36
19.1...1...1...2
For # 1-3, Classify the triangle by its side and angles os approptiate. Choose ALL that apply.
1)
2)
3)
160
30
/60 60
40
75° 75
2
B
4

White shapes and black shapes are used in a game. some of the shapes are circles. while the rest are squares. the ratio of the number of white shapes to the number of black shapes is 5: 11. the ratio of the number of white cicrles to the number of white squares is 3: 7. the ratio of the number of black circles to the number of black squres is 3: 8. work out what fraction of all the shapes are circles.