B. 548, 000
75,364 rounds down to 75,000 because of the 3. 472,756 rounds up to 473,000 because of the 7.
75,000 + 473,000 = 548000
Answer:

Step-by-step explanation:
(x+3)(x+3)
distribute the x to both three and x.
x * x + 3x * 3x
add like terms.
X^2 + 9x
False. I hope this helps.
1.
A. 6 faces
8 vertices
12 edges
B. Cuboid/Rectangular Prism (net)
2.
A. 9 faces
I don't know Parts B & C.
Plzzzz make me BRAINLIEST <em>PLSSSSSSSS</em>.
Answer:
b) around 6 years
c) around 2,500
Step-by-step explanation: