Mathematics Grade 8 June Exam 2019 MEMO Section B hlayiso.com

Downloaded from hlayiso.com TEACHERS WITHOUT BORDERS PROGRAMME BROUGHT TO YOU BY With grateful thanks to our associate partners, The National Department of Basic Education, The Independent Examinations Board, Siyavula Education, Smarticks, Noteshare, Lemonlicious, datacentrix, and most of all, to the schools and teachers from both the public and private education sectors who as founder contributors, have lent content to the Teachers without Borders programme, for the benefit of all South Africa's learners. In Bill Gates words, at the Mandela Day ‘Living Together’ address: “Maintaining the quality of this country’s higher education system while expanding access to more students will not be easy. But it’s critical to South Africa’s future” – working together, we can help achieve this." Contributing schools to date: Clifton School Milnerton High Rustenburg Girls’ High St Peter's Durban Girls' Northwood High St Anne's DC St Stithians Fairmont High Roedean St John's DSG Wynberg Boys' High Herzlia High Rondebosch Boys’ St Mary's DSG Kloof Wynberg Secondary

Downloaded from hlayiso.com St John’s DSG Mathematics Grade 8 June 2019 Page 6 of 11 SECTIONB —- 45 Marks i NAME GRADE 8 GEBERS RUGBAR SCHWEGMANN fh la 3. 5. Instructions Write your Name and Grade at the top of the page in the space provided. Circle your teacher's name. Answer all the questions on this question paper. Show all your working out in the spaces provided. QUESTION 1 each of following:. ia 250° is called a(n) re Hex angle. 6 The complement of 40° is 60 r a The supplement of 80° is 100° The size of an angle of an equilateral triangle is b0° si degrees. A triangle with three sides of equal lengths is called a(n) — ulate a. J “ triangle. If an obtuse angle is halved, what type of angle is formed? fe. cue we The angle between the two hands of a clock at 12h 20 is \20” a degrees. we 90° is also known as a V ‘4 ut angle. [8] St John’s DSG Mathematics Grade 8 June 2019 Page 7 of 11 QUESTION 2 2.1 Classify each triangle according to their sides. (a Lsosceles & 4 Scalene & “ (2) 2.1 Usea ruler and pencil to draw an example of: (a) an acute angle (b) a reflex angle. A protractor does not have to be used, (a) Anacute angle (b) A reflex angle (1) 4]

Downloaded from hlayiso.com St John’s DSG Mathematics Grade 8 June 2019 Page 8 of 11 QUESTION 3 3.1. Give the value of each of the letters in the angles of this diagram. No reasons Need be given. Write your answers in the box below the diagram. ° & 44 e wi? ©) St John’s DSG Mathematics: June 2019 Page 9 of 11 3.2 Calculate the value of the letter in each of the following. Show all your working and give reasons for your answers. a) b) 45° c 80° c 80° a b Lo \ en 504 wewl < bee « stare a oA i ee ee Arw rus? = 140° (K ou of) Cre= 0° (vest opp Us) a+ las = soe Deo BO" a= 19°-\25° - es sor" a Pica ala i Boe wo C= igo K" ; brssen 1g0°(als Ln stlire) b= sphugs® b: sew” eS J S. are vex b= <e% rus’ (ext Lota (4) b= fast“n

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