Answer:
She will need 4 square and 8 triangular pieces.
Step-by-step explanation:
For every 6 pieces of cloth, 2 are squares.
So, for 12 pieces of cloth, the no. of square pieces would be,

= 
= 4
As the remaining pieces will be triangles, so the no. of triangular pieces will be, equal to,
(12 - 4) = 8
Answer:
the y intercept is 4
Step-by-step explanation:
f(x)=4-5x
rewrite
y = -5x+4
this is in the form y= mx+b where b is the y intercept
b = 4
Answer:
First find the sum of 15 n-1
Step-by-step explanation:
then you can continue to 2n-1