Answer:
False
Step-by-step explanation:
√(-9)^2=9
Solution is 9 not -9
Thus it is false
Answer:
6
Step-by-step explanation:
W=L-2
A=L*W
48=L(L-2)
48=L^2-2L
You factor and then you get L=8
W=8-2=6
Answer:
10y + 100
Step-by-step explanation:
distributive property:
10*y + 10*10
10y+100
Answer: -4
Step-by-step explanation:
1) Corresponding angles
2) Alternate angles