623. First find the volume of the rectangular prism, then find the volume of the cube. divide the volume area of the prism volume of the cube
Answer:
6
Step-by-step explanation:
3x plus 12= 8x -18
subtract twelve on both sides:
3x= 8x- 30
minus 8x on both sides:
-5= -30
divide:6
Answer: rational
a rational number is a number that can be expressed by a quotient or a fraction
Answer: 314 mm
Step-by-step explanation:
Area of a circle is π*r^2
r is radius and π is 3.14
here the radius is 10
3.14 * 10^2 = 3.14 * 100 = 314
A Historian because they are describing what they see years later