WebJan 14, 2009 · Best Answer. Copy. Because that is the way that Earth was shaped and measured in degrees of longitude and latitude in a spherical way which makes up 360 degrees. The degree of the line of longitude and latitude is divided into 60 minutes ( ' ) and each minute is divided into 60 seconds ( " ). It can become a pinpoint to a location on a … WebEach sign has 30 degrees; each degree is divided into 60 minutes; each minute is divided into 60 seconds of arc. For the same reason that there is no "Year 0" in the calendar (which begins with "Year 1"), the first degree of a sign contains 0°00'01"–1°00'00", the second degree contains 1°00'01"–2°00'00" and so on. 0°01' is in the 1st ...
Find the Exact Value tan(60 degrees ) Mathway
WebThe Babylonians had an apparent fixation on multiples of 60, so they further divided each degree into 60 equal parts called arcminutes, or minutes of arc. That is, 1 arcminute (1’) is 1/60th of a degree. ... Since 1 degree contains 60', then the Earth turns 15' every 1m. This should point out the distinct difference between arcminutes and ... WebFree math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework questions with step-by-step explanations, just like a math tutor. optics letters 投稿经验
Important Trigonometry Angles - Formulas, Table & Examples
WebAug 16, 2024 · Most bachelor’s degree programs require 120 college credits. At a four-year institution granting an average of three credits per class, that’s five classes per semester. Many institutions require more than 120 credit hours to graduate, with some programs exceeding 140 total credit hours. This difference may be based on the individual degree ... WebThe angles by which trigonometric functions can be represented are called as trigonometry angles. The important angles of trigonometry are 0°, 30°, 45°, 60°, 90°. These are the standard angles of trigonometric ratios, such as sin, cos, tan, sec, cosec, and cot. Each of these angles has different values with different trig functions. WebPROBLEM 8.2.2. How many milliliters of water at 23 °C with a density of 1.00 g/mL must be mixed with 180 mL (about 6 oz) of coffee at 95 °C so that the resulting combination will have a temperature of 60 °C? Assume that coffee and water have the same density and the same specific heat (4.184 J/g °C). Answer. portland maine average weather