Answer:
A=15
B=13??
C=15
D=85
Step-by-step explanation:
B is the only one I'm not sure
Answer:
Step-by-step explanation:
PQ*PQ=PQ²=(5x+16)²=25x²+160x+256
Equations -
I like to find the decimal expression of the fractions, to make this easier.

Divide each sides by 0.6

Answer: 6/7
Answer:
Perimeter = 44cm
we know that square has 4 sides which are same
so perimeter means sum of all 4 sides
4 × s = 44cm
s = 11cm
Each side will be of 11cm.
Now area of square is Square of its side length.
so area = 11 × 11 = 121 cm^2
Answer:
here I worked it out on my calculator so it should be right
5 root 11