0.3 I believe
I hope this helped (:
Answer:
Simplified Version (14, 14, 11)
Exact Value 14, 20, 5, 2
Step-by-step explanation:
If it is wrong, it is not my fault since there are many ways to solve this problem
4+4x+4x=20
4+8x=20
4=12x
3=x
Here is your answer
Area of 2 triangular part
=2× (1/2 × 3 × 4)
=12 sq. units
Area of three rectangular parts= (l×b)
= 11×5 + 11×4 + 11×3
= 55+44+33
= 132 sq. units
Hence,
surface area of prism= 12+132
= 144 sq. units
HOPE IT IS USEFUL
