Answer:

Step-by-step explanation:
Using the midpoint formula, the coordinates of
are
.
Answer:
Grids b and c have 25% shaded
Step-by-step explanation:
a) shaded = 5/16 = 31.25%
b) shaded = 4/16 = 25%
c) shaded = 5/20 = 25%
d) shaded = 3/10 = 30%
D a rectangle because it has four sides easy for abcd
(X)(3.25)(4)= 110.5
4
(x)(3.25)= 27.625
3.25
x = 8.5
(8.5)(3.25)(4)= 110.5