Answer:
<h2>
503 cm²</h2>
Step-by-step explanation:
The surface area of the figure is sum of areas of two triangles and three ractangles:

12x²-8x-15 should be your answer
Answer:
no you dont
Step-by-step explanation:
Answer:
5
Step-by-step explanation:
5*20=100
Answer:
117.600
Step-by-step explanation: