Let the number be 'x'.
Three times a number will then give 3x
Therefore the equation will be:
Total of angles in 180 so:
46+90+8x+4=180
8x=40
x=5
Answer:5*11
Step-by-step explanation:
Answer: the last one
Step-by-step explanation:
Rectangular prism Area=2(wl+hl+hw) in this case, the length (l) is 9m, the width (w) is 8m, the height (h) is 9m. Just plug everything into the formula: 2(8*9+9*9+9*8)=450m^3. Hopefully It helped. Have a good day.