Answer:
L = 324 cm²
S = 359.1 cm²
Step-by-step explanation:
Lateral surface area of a triangular prism is given by,
Lateral surface area = Perimeter of the triangular base × Height
= (9 + 9 + 9)×12
= 27 × 12
= 324 cm²
Surface area area of the triangular prism = Lateral area of the prism + Area of the triangular bases
= 324 +
= 324 +
= 324 + 35.1
= 359.1 cm²
The answer is d. 31/4
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The model shows 5 groups of 3. Because there are 3 bars in 5 groups. I hope this helped!!
Answer:
The napkins
Step-by-step explanation:
Answer:
Step-by-step explanation:
-5(10x^2 - 9)