Question

pls help
2 cm 2 cm (1.7 cm 3 cm 2 cm Find the surface area of the triangular prism. square centimeters​

Answer 1

Answer:

The answer is 21.4

Step-by-step explanation:

$area = 3(2 \times 3) + 2 ( \frac{1}{2} \times 2 \times 1.7) \\ = 18 + 3.4 \\ = 21.4$

Answer 2

Answer:

surface area = 21.4 cm^2

Step-by-step explanation:

both ends = 2x1.7x0.5x2 = 3.4

3 sides = 2x3x3 = 18

18 + 3.4 = 21.4 cm^2