The approximate value of the function at x=-4 according to the function is B)1.8
We set up an equation: 160/?= 20/100
Cross multiply: 20*?= 160*100
⇒ ?= 160*100/20= 800
160 is 20% of 800~
Answer:
4
Step-by-step explanation:
1) drawing a line straight
2) drawing 2 lines diagonally
3) drawing 1 line like this -----
It would be 4cm bc the ratio is 2:8 and can be simplified to 1:4