B
find CD.
8cm
tiem.
A
D
2
G

X+y=-4 x-y=2 use elimination with adding and subtraction

Convert the number to decimal form. 12) 312five a) 82 b) 30 c) 410 d) 1560 13) 156eight a) 880 b) 96 c) 164 d) 110 14) 6715eight a) 53,720 b) 3533 c) 117 d) 152

Whuch statements about the diagram are true? select all that apply.