In Joanna's gymnastics class, they are learning to vault using a soft mat. What is the area of the front of the mat? 4 11
2 ft
5 ft
Select the best answer from the choices provided.
OA
4.5 ft?
OB.
10 ft?
OC 9 ft?
OD. 20 ft?

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)

With alll of except for the 2 that i did already

If t17 = 3 (t5) in an arithmetic progression, find t1 in terms of d.