A tv that has a square screen is advertised as having a 38 in diagonal screen. What would be thw width of the TV screen ?
please rounf to the nearest tenth.
\(d=\sqrt{2s^2} = \sqrt{2}s\\ s = \dfrac{d}{\sqrt{2}}\\ s = \dfrac{38}{\sqrt{2}} \approx 26.9~in\)
+42 
