To find the area of this triangle you must
multiple LxW (length x width)
L: 80
W:80
80
x 80
______
6400
(don't forget the unit) 6400mm square
9x + 4x - 3x
9x + 4x = 13x
13x - 3x = 10x
10x = answer
Hope this helped!
Answer:
- - 177 × 251 + ( -117) × 249 = 1294291791
Step-by-step explanation:
The margin of error is multiplied the square root of 2 (I got it right on my test)