Answer:
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Step-by-step explanation:
Answer:
A. 84 cm²
Step-by-step explanation:
Surface area of triangular prism = 2(base area) + (Perimeter)*height of prism
Base area = 6 cm² (given)
Perimeter = 12 cm
Altitude = height of prism = 6 cm
Plug in the values into the formula
Surface Area of triangular prism = 2(6) + (12)*6
= 12 + 72
= 84 cm²
1/2 because 25 ÷ 25 = 1 and 50 ÷ 25 = 2
Answer:
Step-by-step explanation:
Start with:
Distribute the 
into 
:
Combine like terms:
Add to both sides of the equation:
Subtract 
from both sides of the equation:
Divide both sides of the equation by the coefficient of 
, which is 
:
or
