2 years ago

Plz help I need to understand and I don’t

Mathematics

1 answer:

aliina [53]2 years ago

3 0

Answer:

B. $108 \: {in}^{2}$

Step-by-step explanation:

Total surface area of the square pyramid

= 4 times the area of one triangle + Area of square

$= 4 \times \frac{1}{2} \times 6 \times 6 + {6}^{2} \\ \\ = 72 + 36 \\ \\ = 108 \: {in}^{2}$

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