Answer:
a) 6/9
b) 66.66%
Step-by-step explanation:
a) Total number of the small triangles inside the big triangle=9
and the shades = 6
friction of shaded = 6÷9
b) percentage of shaded = 6÷9 ×100
=66.6666%
I think you would distribute what is in the parentheses and then make it so only a and b are on the left and i and the other characters that can be simplified are on the left but feel free to Google it.
It is 1 and - 3 so b yeah