Answer:
6 years
Step-by-step explanation:
let x = # of years
6 + 2x = 12 + x
x = 6
39196.75 is the answer to your problem
that will be 2130,1
The answer is 21 units²
To find the area of a right triangle you use the formula A=ab/2
So
A=6×7/2 = 21
56 1/2 because i did the math
the area for the square is 126.56cm²: