Answer:
D. Kayley has a 4/5 chance in picking a button that is not yellow.
Step-by-step explanation:
Answer:
289.38 m^2
Step-by-step explanation:
(9.6)^2 x 3.14 = 289.38 m^2
Remember, the formula of a square is
. If I half x,
is the new formula. Because the exponent is around the varialbe(x/2), both are squares. Therefore, the formula is
.
Therefore, the new area is B: a quarter of the original.
Answer:
The number of ways are there to paint the four buildings is 48.
Step-by-step explanation:
I) let the first building be any color. Therefore the first building can be painted with any of the 4 colors.
Therefore the first building can be colored in 4 ways.
ii) the second building can be colored in 3 ways since it cannot be colored the
same color as the first building.
iii) the third building can also be colored in 3 ways.
iv) the last building can be colored in 2 ways because it cannot be the same color as the first building or the color of the adjacent building.
Therefore the total number of ways the buildings can be colored = 4
3
3
2 = 48.