(will get the brainest answer if answer is correct.)
when are two triangles said to be in perspective?

a. if the corresponding vertices of two triangles form three lines that intersect in a single point

c. if the corresponding vertices of four triangles form three lines that intersect in a single point

b. if the corresponding vertices of three triangles form three lines that intersect in a single point

d. if the corresponding vertices of two triangles form three lines that intersect in two points.

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.

Ahigh definition tv cost $800 with a down payment of 2/5 of the cost. how much is left to pay, in dollars after the down payment has been made?

The volume of gas a balloon can hold varies directly as the cube of its radius. imagine a balloon with a radius of 3 inches can hold 81 cubic inches of gas. how many cubic inches of gas must be released to reduce the radius down to 2 inches?