Answer:
21
Step-by-step explanation:
Answer:
Step-by-step explanation:
area of trapezium ABCD
=(16.5+12)/2 \times 15
=(28.5)/2 \times 15
=213.75 cm^2

Area of PQRS
=213.75 \times (\frac{2}{3} )^2\\=213.75 \times\frac{4}{9} \\=95 ~cm^2
area of green portion=213.75-95=118.75 cm²
Answer:
Step-by-step explanation:
Solution
-=−
5
Answer:
$28.25
Step-by-step explanation:
$28.25
The answer is 4
1 sf means only one number other the zero
So 4.31 means only one number other than zero, so, 4.31. '3' rounds down as does '1'. So the answer is 4.00