Answer:
(a) 3900
(b) 4800
(c) 570000
Step-by-step explanation:
We have given
(a) 
We know the algebraic equation
So 
(b) We know the algebraic equation

(c) We know the algebraic equation

For 9, do 0.5*6*9.2*5 to get the total area of the visual triangles, add that to 0.5*6*4.1*5 to get the area of the pentagon and you should get 199.5 cm^2for 10, do 0.5*6.9*8*12 to get the total area of the figure and you should get 331.2 cm^2
The Mongols struggled to govern such an enormous empire.
Answer:
0.14, 0.5, 0.71, 0.8, 0.83
Answer:
x > 30
Step-by-step explanation:
x + 2 > 32
Subtract 2 from each side
x + 2-2 > 32-2
x > 30