Graph it and out the letters on where the dot ends up on the graph. I cant show you because i cant do a graph on here
We know that formular for volume of pyramid=area of base ×height
the area of the base is 1/2×base×height
=1/2×15×14
=105cm²
the given volume is 270cm³
∴height=volume÷base area
=270cm³÷105cm²
=
=
i don't have to email you, just post your questions and i'll help you.
" 8 more "....means add 8
" twice a number " means multiply the number by 2
ur expression is : 2n + 8