trigonometry trigonometry 2 Questions 2 Sub Categoriesplane trigonometry(0)spherical trigonometry(1) Ask question Search Order By: NewClear Filter 0 Votes 0 Ans What is the area of a triangle with vertex angles a=69.159deg, b=34.346deg, c=84.595deg is 680.8sqm 52 viewsengr Changed status to publish October 4, 2019trigonometry 0 Votes 0 Ans Law of cosine Oblique Triangle 94 viewsengr Changed status to publish September 16, 2019trigonometry 1 Votes 0 Ans Sinx= t then cos2x will be 108 viewsengr Changed status to publish August 24, 2019spherical trigonometry Categories engineering economics 54 Questions engineering mechanics 50 Questions computer principles 49 Questions fiber communications 49 Questions datacom 30 Questions algebra 6 Questions electronic circuits 3 Questions trigonometry 2 Questions 2 Child digital communications 2 Questions wire and wireless communications 2 Questions 5 / 5 ( 1 vote )