Sagot :
[tex]width : \ w= 152 \ ft\\length : l = 380 \ ft \\\\tg\alpha =\frac{w}{l} \\\\tg\alpha =\frac{152}{380}\\\\tg\alpha =0.4 \\ \\ \alpha = 22^o[/tex]
380 squared plus 150 squared = c squared
144400+ 22500= c squared
166900= c squared
squreroot of 166900
= 408.53 ft
144400+ 22500= c squared
166900= c squared
squreroot of 166900
= 408.53 ft