Answer:
The area is 15 cm^2.
Step-by-step explanation:
Step 1: Start with the given formula.
Step 2: Then replace l and w with the given measures.
Step 3: Then do the calculation.
Step 1: A = lw
Step 2: A = (3 cm) * (5 cm)
Step 3: A = 15 cm^2
Answer: The area is 15 cm^2.
True: A face of a polyhedron is simply a flat boundary that helps forms the 3D solid.
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Step-by-step explanation :
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Combine like terms for 30c +3d
Answer:
A point and line is used to define a ray.