Lesson #28 answers

In-class exercise answers:
1). 10 Quadrant= I
2). 15 Quadrant= IV
3). Side = 4 Area = 8 Quadrant= III
4). Area= 35
5). Side=7 Height=9 Area= 31 1/2
6). Area= 15
7). Base=5 Area= 12 1/2
8). Area= 55
9).Offset from point C = (+5,+2) Point D = (0,+4)
10).Offset from point C = (+5,+2) Point D = (+7,+5)

Homework answers:
1). 9 Quadrant= IV
2). 12 Quadrant= II
3). Base= 3, Area= 6 Quadrant= II
4). Area= 63
5). Base= 8, Height=9, Area= 36
6). Area= 12 Quadrant= I
7). Base= 3, Area= 13 1/2
8). 14 + 7 + 56 = 77
9). Offset from point C = (-2,-4) Point D = (0,+2)
10). Offset from point C = (+3,-3) Point D = (+2,0)