Answer:
A. 520 square inches is your surface area of the rectangular prism
Tons needed to unload a freight train= 21×2.5 =52.5
number of 3.5-ton payload trucks needed to unload a freight train=52.5÷3.5 = 15
15 Trucks , Each With A 3.5-Ton Payloaf , Would be Needed To Do The Same Job.
Answer:
Step-by-step explanation:
<u>Here are the Options verified:</u>
- A. Incorrect. Kites can't be parallelograms.
- B. Correct. Kites are quads. Quads have 4 sides. A kite has 4 sides.
- C. Incorrect. They don't have opposite sides that are congruent.
<u>Correct choice is B.</u>
Answer:
Area of gray region = 
Step-by-step explanation:
The area covered by the furniture can be subtracted from the total area of the room to calculate the area of the gray region.
<em>Total</em> area of the room: 
Area taken up by furniture: 
Area of gray region = total area of the room - area taken up by furniture
Area of gray region = 
Remember to distribute the negative sign:
Area of gray region = 
Combine like terms:
Area of gray region = 
Answer:
This is guess of what the question is asking:
I had got 49x - 21y - 6.
Step-by-step explanation:
7 x 7 is 49 and 7 x 3 is 21.