The length of the first piece is 4 the second piece is 8 and the third piece is 27. Your Welcome
1)
36/3 x 42/3 = 12yd x 14yd
12×14=168
you will need 168 square yards to recarpet the kindergarten.
2)
168×24.99=4198.32
it will cost $4198.32 to recarpet the kindergarten.
3)
3.5 is 35% of 10
4198.32÷3.5=1198.52
they will need to sell 1199 coupon books to completely pay for the the recarpeting.
12/100 = 3/25
hope it helps
Look at the picture.
Angle a:
Vertical angles are equal
Angle b:
(ΔABC). In a triangle, the three interior angles always add to 180°
Angle c:
<span>Angles on one side of a straight line will always add to 180 degrees. </span>
3 rows
6 columns
***
***
***
***
***
***
Now you can count the stars shown in the diagram, or multiply 3 times 6, for your answer, 18 cubes