WAEC Mathematics Answers To Questions 2020/2021 Objectives & Theory| Check

WAEC Mathematics Answers 2020/2021 Objectives and Theory. Welcome, Many candidates who registered for the Ongoing 2020 West African Senior Secondary School Certificate Examination are currently online in search of The right answers to the questions and specifically to Mathematics as the case may be. Here we are going to guide you on how to provide the right answers to WAEC 2020 Mathematics questions.

WAEC Mathematics Objectives Questions and Answers

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WAEC Mathematics Answers

WAEC Mathematics Questions and answers are not available now, we have Sample Past Questions and answers which are given below, try and make good use of them.

1. Factorize 5y2 + 2y – 3a2
  • A. (5y – a) (y + 3a)
  • B. (5y + a) (y – 3a)
  • C. 5y2 + a (2y – 3a)
  • D. (y – a) (5y + 3a)
  • E. (y + a) (5y – 3a)


Full Solution

5y 2 + 5ay – 3ay – 3a 2
5y(y + a) – 3a(y + a)
(y + a) (5y – 3a)

2. Abidjan is 4o west of Accra and on the same circle of latitude. If the radius of this circle of latitude is 6370km, how far is Abidjan west of Accra, correct to the nearest kilometer? [Take π = 22/7]
  • A. 222km
  • B. 445km
  • C. 890km
  • D. 5005km
  • E. 10010km


Complete Solution

* 2πr = Rcos4o
= 445km
3. A cone is made from a sector of circle of radius 14cm and angle of 90o. What is the area of the curved surface of the  cone? (Take x = 22/7)
  • A. 22cm2
  • B. 38.5cm2
  • C. 77cm2
  • D. 154cm2
  • E. 308cm2

Answer: D

Complete Solution

Length of arc =
* 2πr
=> r =
= 3.5slant height t = 14cm
curved surface area of cone = πrl
=> 3.142 x 3.5 x 14 = 153.95
I hope you are following the solution steps?

WAEC Mathematics Essay Questions and Answers 2020

PAPER 2: Paper two will consist of thirteen essay questions in two sections – Sections A and B, to be answered in 2½ hours for 100 marks. Candidates will be required to answer ten questions in all.

Section A – This section Will made up of five compulsory questions, elementary in nature carrying a total of 40 marks. The questions will be drawn from the common areas of the syllabus.

Section B – This section will be made up of eight questions of greater length and difficulty. The questions shall include a maximum of two which shall be drawn from parts of the syllabuses which may not be peculiar to candidates’ home countries. Candidates will be required to answer five questions for 60marks.

The Following are Sample Essay Questions:

1. The surnames of 40 children in a class arranged in alphabetical order. 16 of the surnames begins with O and 9 of the surname begins with A, 14, of the letters of the alphabet, do not appear as the first letter of a surname

If more than one surname begins with a letter besides A and O, how may surnames begin with that letter

ii) If 3loga + 5loga – 6loga = log64, what is a?

iii) If the second and fourth term of a G.P are 8 and 32 respectively,what is the sum of the first four terms?

How to Answer WAEC Mathematics Questions

  1. Adhere to the Examinations instructions
  2. Make sure you fill and write your details where required
  3. Read questions carefully before providing answers
  4. Do not waste too much time on one question
  5. Start with the question you know best.

WAEC timetable

WAEC is one of the Senior Secondary Certificate Examinations that guarantees a Secondary School graduate the chance to progress to the next academic level (Tertiary institution).

The West African Examination Council (WAEC), and The National Business And Technical Examinations Board (NABTEB) are the other SSCE examinations that provides you with an easy passage to any university of your choice as far as you pass them and you pass your UTME examination (JAMB).

It is obvious that most student often wait till they get to SS3 before sitting for WAEC Examination because they are ignorant of the fact that all students ranging from SS2 are qualified to register and partake in the examination.

If there is any questions concerning the WAEC Examination guide, kindly use the comment box below.


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