If it is right triangle use pythagorean
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:

30 times greater I hope it helps unlike that other answer...
The distance (r) between any two points (a,b) and (c,d) is :—

Putting the values,



The distance between the points is √41