Answer:
-11.5
Step-by-step explanation:

3×9=27
27×7=189 units³
I hope this helped!!!:)
Answer: (6,0)
Step-by-step explanation:
Answer:
7 cm
Step-by-step explanation:
SA = 208 cm^2
SA= 2*a*b + 2*a*c + 2*b*c
where:
a= first dimension = 2 cm
b= second dimension = 10 cm
c= third dimension
so we have:
208= 2*2*10 + 2*2*c + 2*10*c
208= 40 + 4c + 20c
208-40= 24c
168=24c
c =168/24
c = 7cm = third dimension
Answer:
B. x= -2
Step-by-step explanation: