Answered by AI, Verified by Human Experts
Trigonometric ratiosare useful in calculating theside lengthsof atriangle.Thelengthof thezip lineis 222.5 ftTheheightwhere theladder restsagainst thetreeis 38.6 ftThedistancebetween thebaseof theladderand that of thetreeis 10.4 ftThedistancebetween thebaseof thetreeand thespotwhere thezip lineisanchoredto thegroundis 219.1 ft(a) Length, zFirst we calculate(h)using the followingsine ratioMake h the subjectNext, we calculate(z)using the followingsine ratioMake z the subjectSubstituteHence, thelengthof thezip lineis 222.5 ft(b) The height, hIn (a), we haveEvaluateHence, theheightwhere theladder restsagainst thetreeis 38.6 ft(c) The distance, bTo do this, we make use of the followingsine ratioMake b the subjectHence, thedistancebetween thebaseof theladderand that of thetreeis 10.4 ft(d) Distance, BTo do this, we make use of the followingsine ratioMake B the subjectSubstituteHence, thedistancebetween thebaseof thetreeand thespotwhere thezip lineisanchoredto thegroundis 219.1 ftRead more abouttrigonometry ratiosat:brainly.com/question/24888715...