Find the best solutions to your problems with the help of IDNLearn.com's expert users. Our experts are ready to provide in-depth answers and practical solutions to any questions you may have.
Answer:
211 cm
Step-by-step explanation:
upper rectangle + lower rectangle (11-8=3) + end triangles
(8x20) + (3x12) + (1/2x3x5 each x2)
160+36+15=211