Respuesta :

Answer:

D. 1720 mm^2.

Step-by-step explanation:

This consists of  5 surfaces.

Area of 2 triangles + area of base + area of the side + area of the sloping side.

= 2 * 1/2 * 8 * 15 + 40*17 + 8*40 + 15*40

= 120 + 680 + 320 + 600

= 1720.

BasketballEinstein

Answer:

○ D) 1720 mm.²

Explanation:

[tex]hb(c + b + a)(h) = S. A. \\ \\ (8 \times 15)(17 + 15 + 8)(8) = 120(40)(8) = 38400 \\ \\ 38400 ≈ 1720[/tex]

This is not the best explanation, but I have you one.

I hope this is correct, and as always, I am joyous to assist anyone at any time.