div class=trans-pagebuttonPage 1button div class=trans-image amp-img class=trans-thumb alt=Page 1: JustMaths - Maths Tutorials Resources and Support · 2016 1 2 · Tower 2 Tower 3 13 Tower 4 d Find an expression for the number of cubes used in the bottom layer of tower n src=https:reader034fdocumentsusreader034viewer2022051920600c8d53bccdbe1ff76442aahtml5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 2button div class=trans-image amp-img class=trans-thumb alt=Page 2: JustMaths - Maths Tutorials Resources and Support · 2016 1 2 · Tower 2 Tower 3 13 Tower 4 d Find an expression for the number of cubes used in the bottom layer of tower n src=https:reader034fdocumentsusreader034viewer2022051920600c8d53bccdbe1ff76442aahtml5thumbnails2jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 3button div class=trans-image amp-img class=trans-thumb alt=Page 3: JustMaths - Maths Tutorials Resources and Support · 2016 1 2 · Tower 2 Tower 3 13 Tower 4 d Find an expression for the number of cubes used in the bottom layer of tower n src=https:reader034fdocumentsusreader034viewer2022051920600c8d53bccdbe1ff76442aahtml5thumbnails3jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 4button div class=trans-image amp-img class=trans-thumb alt=Page 4: JustMaths - Maths Tutorials Resources and Support · 2016 1 2 · Tower 2 Tower 3 13 Tower 4 d Find an expression for the number of cubes used in the bottom layer of tower n src=https:reader034fdocumentsusreader034viewer2022051920600c8d53bccdbe1ff76442aahtml5thumbnails4jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 5button div class=trans-image amp-img class=trans-thumb alt=Page 5: JustMaths - Maths Tutorials Resources and Support · 2016 1 2 · Tower 2 Tower 3 13 Tower 4 d Find an expression for the number of cubes used in the bottom layer of tower n...