The solution to the equation is 3x-x+2=4.
Answer:
C. 468mm²
Step-by-step explanation:
The formula for the surface area of rectangular prism is:
Let's break down our variables.
L = 12mm
W = 6mm
H = 7mm + 2mm = 9mm
Now we substitute our values in the formula:
Answer:
84cm
Step-by-step explanation: First, you have to do L x H then your Length is 7 cm and your Height is 12 cm and then, you mutiply 7x12=84cm
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