A (x,-y). When you reflect over the x-axis, the y becomes negative
Answer:
b)480 cm^2
Step-by-step explanation:
perimeter=(16+12+20) cm
=48 cm
lateral surface area= perimeter × height
=48×10 =480 cm^2
Maybe it’s consistent dependent
8. 1,728 i did 12×18÷2=108×32=345÷2= 1,728