8. Daniela plans to build a house on their rectangular lot as a gift to her parents. Supposed the width of the lot is 2 m less than its length and the area is 63 sq. m. What are the dimensions of the lot?
A. 7 m and -9 m
B. – 7 m and 9 m
C. 7 m and 9 m
Answer:
It’s C. 7m and 9m.
Step-by-step explanation:
A:
7 ⋅ -9= -63
It’s Wrong.
B:
-7 ⋅ 9= -63
It’s still wrong.
C:
7 ⋅ 9= 63
Correct.
Formula:
Positive=P
Negative=N
P ⋅ P = P
P ⋅ N = N
N ⋅ P = N
N ⋅ N = P
Hope this helps. :))
