Answer: 60 cm²
Step-by-step explanation:
This is pretty simple, we know AB is 12 cm and DE is 4 cm. We know ABC has a total of 180 square centimeters. So...
12 ÷ 3 = 4
180 ÷ 3 = 60
The answer is 60 cm²
I hope this helps!
If your original equation was
, then a reflection over the x-axis means you need all the y-values to switch sign. This means you need to multiply that function by -1.
or 