A rectangular classroom is 12 meters long and 8 meters wide, you want to make a scale drawing of the room using a scale of 1cm:4 meters what will be the dimensions of your scale drawing?
A.) 48cm by 32cm
B.) 3 cm by 2cm
C.)8cm by 4cm
D.)6cm by4cm

Factor a^3 - 3 + 3a^2 - a. a) (a - 1)(a + 1)(a + 3) b) (a^2 + 1)(a - 3) c) (a^2 - 3)(a + 1)

Suppose there are 10 five and six-year-old attending a birthday party. when a 30 year old mother walks into the room with an infant in her arms, what happens to the mean age in the room? what happens to the standard deviation of ages in the room? a. the mean and standard deviation of both change. b. the meaning will change, but the standard deviation will stay approximately the same. c. i mean will stay approximately the same, but the standard deviation will change. d. the mean and standard deviation will both stay approximately the same.

Using two or more complete sentences, describe how you can find a vector parallel to b=-2,3