Please someone solve this question with explanation. Will mark brainiesttt

Surface area:

Step-by-step explanation:

(Imagine there's line separating the rectangle and square)

Rectangle

l × w × h

3 cm × 13 cm × 3 cm

117 cm^3

Square

l × w × h

5 cm × 2 cm × 3 cm

30 cm^3

Total Area

117 cm^3 × 30 cm^3

3,510 cm^3

Hope this is enough of an "explanation." Glad I could help though!

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because parallelagram have all 4 angels the same size dependeing and a rectangle and square are oth parallelogram