3. Find the volume of the triangular prism shown in the diagram by following the below. The unlabeled point is . 
 a. Step 1: Find the length of the missing sides of the prism you’ll need to find volume. (1 pt each)
 i. DE= ______
 ii. EA= ______
 iii. AB= ______
 b. Step 2: Find the volume of the prism, show your work. (6 points)