The answer to the following equation is the first one.
Area= 1/2 base x height
Area= 1/2 8x5
Area= 40/2
Area= 20cm^2
I Believe The Answer Is 288.
Answer:
147 
Step-by-step explanation:
7*7*3 = 147
volume of a rectangular prism = length*width*height, in this case, 7*7*3
hope this helps :)
The distance formula is shown here. If you plug your coordinates into the formula, you will get d=square root of (5-3)^2+(8-10)^2 which equals 2.828