Answer:
The volume of the prism is 
Step-by-step explanation:
we know that
The volume of the prism is equal to

where
B is the area of the triangular base
L is the length of the prism
we have

<em>Find the area of the base B</em>
The area of a equilateral triangle is equal to


substitute

The smallest angle would be 16.26°, with the other angles being 90° & 73.74°
Answer:
x<8
Step-by-step explanation:
x+7<15
x<15-7
x<8

All three triangles are congruent by SAS
Answer:
5
Step-by-step explanation: