#22 幾何計算器

參考文章

‎幾何計算器

import UIKit
func trapezoidalData(upLine: Int, downLine: Int, hight: Int)->Int {
let trapezoidalArea = (upLine + downLine) * hight / 2
return trapezoidalArea
}
trapezoidalData(upLine: 50, downLine: 20, hight: 5)   //答案175
trapezoidalData(upLine: 35, downLine: 70, hight: 15)  //答案787