20t^2+9t-20 is the answer
Answer:
12 Squared Units
Step-by-step explanation:
Top length: 4 Units
Side length: 3 Units
Answer:
30
Step-by-step explanation:
Assuming your parallelogram looks like the one in the attached image.
The area of a parallelogram is base x height,
.
The base is 10; the height is 3, so A = 10 x 3 = 30.
Answer:
no.of boys is 45
Step-by-step explanation:
here, let the number of boys and girls be 5x and4x
ATQ,
5x=4x+9
or,5x-4x=9
or,x=9
then, the number of boys is 9×5=45
and the number of girls is 9×4=36..