Lesson 1: Trigonometric Functions of an Acute Angle c a b C A B The ratios of the lengths of the sides of a right triangle are called the trigonometric ratios. For convenience‚ we will name the three sides and three vertices of the right triangle as‚ a‚ b‚ and c for sides and the A‚ B‚ and C for the vertices as shown in the figure: Sine (sin) Function of an acute angle of a right triangle is equal to the ratio of the length of the opposite leg to the length of the hypotenuse. Cosine (cos)
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PRODUCTION OF CARBON PAPER USING CHARCOAL AND BLACK MIX OF USED BATTERY AS PIGMENT D EPARTMENT O F S CIENCE IN COOPERATION WITH THE AND T ECHNOLOGY ABSTRACT The objective of the first part of the study was to find the best ratio of ink using carbon from used batteries and charcoal as pigments. The ink was evaluated on the basis of how much pigment is suspended in the mixture and their shelf life. The second part was aimed at the production of carbon paper. The best kinds of ink were tested
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Introduction Banana is very much common in our country. It is one of the oldest cultivated plants and is grown in at least 107 countries. Musa acuminata or musa balbisiana or commonly known as banana is highly recommended by doctors for patients whose potassium is low. Toothpaste is a paste or gel dentifrice used with a toothbrush as an accessory to clean and maintain the aesthetics and health of teeth. Toothpaste is used to promote oral hygiene: it serves as an abrasive that
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Musical Instruments of Visayas 1. Kudyapi (guitar of flute) A kudyapi is a stringed instrument similar to a lute; it features two strings that are manipulated when the instrument is played. The kudyapi is made of wood‚ and most measure between four and six feet long. The instrument is native to the Philippines‚ where many residents learn to play the traditional instrument. Traditionally‚ a man with the plan of proposing to a woman would firstly have to impress her with his musical skills on the
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Chapter I BACKGROUND OF THE STUDY Introduction Recycling waste and used materials for some useful purpose is an effective means of conserving resources‚ of reducing waste disposal‚ and‚ often‚ of cutting cost (Spectrum‚ 2005). As human beings‚ we pollute the environment through many ways. One of the major pollutants is the waste we produce. Everyday millions of tons of trash get dumped into Earth’s landfills‚ but soon‚ those landfills will be full and we won’t have anywhere to store our waste
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SCIENCE PROCESS SKILLS Basic Science Process Skills: 1. Observing - using your senses to gather information about an object or event. It is description of what was actually perceived. This information is considered qualitative data. 2. Measuring - using standard measures or estimations to describe specific dimensions of an object or event. This information is considered quantitative data. 3. Inferring - formulating assumptions or possible explanations based upon observations. 4
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BRINDIS “GENTLEMEN: Upon taking the floor I am untroubled by the thought that you might listen to me with indifference‚ because you are here to join your enthusiasm to ours‚ which is fired by your youth‚ and you cannot help but be indulgent. The air is full of emphatic good feeling; currents of brotherhood fly in every direction; generous souls are listening and‚ therefore‚ I do not fear for my humble person nor doubt your benevolence. Men of heart‚ you only seek hearts‚ and from the heights where
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Department of Education National Educators Academy of the Philippines 2011 National Qualifying Examination for Principals Report: Masterlist Arranged by Ranking Scope: National # 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 Name UNTALAN ‚ JOCELYN M. SUMAGAYSAY ‚ NANCY P. LUMAGUE ‚ HILDA E. TALABONG ‚ GEORGIA P. FRANCISCO ‚ AGNES A. CAOAGDAN ‚ BOBBY P. MARCO ‚ JANNET M. NAZARENO ‚ DARWIN C. TALAMAN ‚ SUZETTE G. MARZAN ‚ VIVIAN C. BULALAQUE
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: doc‚ docx‚ pdf‚ wps‚ rtf‚ odt Cockroaches are insects of the order Blattaria or Blattodea‚ of which about 30 species out of 4‚500 total are associated with human habitats. About four species are well known as pests.[1][2] Among the best-known pest species are the American cockroach‚ Periplaneta americana‚ which is about 30 mm (1.2 in) long; the German cockroach‚ Blattella germanica‚ about 15 mm (0.59 in) long; the Asian cockroach‚ Blattella asahinai‚ also about 15 mm (0.59 in) in length; and
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Pollution is one of the main problems the world faces today. One of the reasons is the overload of non-biodegradable objects like plastics‚ cans and Styrofoam. The invention of plastics and Styrofoam made a huge change in our society and it helped us in many ways. But it is also one of the main pollutants that destroy our planet. Because of these we devised a way to recycle used Styrofoam‚ and this is to make glue out of it. This glue can help reduce the number of Styrofoam
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