Answer:
7-(-2)=7+2
Step-by-step explanation:
7-(-2)=9
7+2=9
Hope this helps!
a is the answer!!!!!!!
C
1. b
2. a
3. d
4. c
59.5
area of the triangle is (7 x 3)/2=21/2=10.5
area of the square 7x7=49