Answer:
110
Step-by-step explanation:
longest side would by 40 so 40 - 20 = 20. Add all the sides up 25+25+40+20=110
Answer:
-13
-10
Step-by-step explanation:
A x = B
To find X
A ^ -1 A x = A ^ -1 B
x = A^ -1 B
x = -3/2 -5/2 2
-1 -2 4
Across times down
-3/2 * 2 + -5/2 *4 = -13
-1 *2 -2 * 4 = -10
The matrix is
-13
-10
Answer:
5
Step-by-step explanation:

Answer:
.245
Step-by-step explanation:
brainliest pls thanks bro