7. (07.01 MC) 1
If the sin 30° is
then the cos
(4 points)
2
a
60°;
O
30° ;
V2
를
2
a
60°
i
3
2
O
30° ; 1

You will get 25 points an image of a rectangular prism is shown below: part a: a cross section of the prism is cut with a plane parallel to the base. what is the name of the shape created by the cross section? explain your answer. (5 points) part b: if a cross section of the prism is cut perpendicular to the base, what would be the shape of the resulting cross section? explain your answer. (5 points)

Of the ones listed here, the factor that had the greatest impact on the eventual destruction of native americans' ways of life was the development of the a) automobile. b) highway. c) railroad. d) steamboat.

How to solve a simultaneous equation involved with fractions?