there are 13 people on the bus, 4 people get off and 2 people get on, then 6 people get off, if there are 12 people on the bus, how many get on?

7 people

Step-by-step explanation:

13-4=9

9+2=11

11-6=5

12-5=7

a reflection across the x-axis , followed by the by a reflection across the y-axis , and then a scale dilation of 0.5 .

v = 1/3 a^2h

step-by-step explanation:

if the height is 57.7cm and the height of the slant edge is 18.2cm, then the volume is 1/3 a^2h.