**WAEC Mathematics Questions and answers 2023**

**WAEC Mathematics 2023 Question and Answers**: This page contains the WAEC Mathematics Objective and Theory (Essay) Questions and Answers for the 2023 West African Senior School Certificate Examination (WASSCE).

The **WAEC Mathematics** will be written **2023** at 8:30am – 11:00pm, Mathematics – Theory & OBJ.

For more WAEC subjects questions and answers you can check this website, you’ll also find the available tutorial for WAEC, NECO and JAMB.

**Also find: waec mathematics question 2023, waec mathematics answers 2023 Waec mathematics question and answers, waec 2023 Mathematics questions and answers, questions and answers for WAEC 2023 Mathematics, waec maths questions and answers 2023.**

Useful Mathematics Formulas

__Perimeter of a square__: s + s + s + s

s:length of one side

__Perimeter of a rectangle__: l + w + l + w

l: length

w: width

__Perimeter of a triangle__: a + b + c

a, b, and c: lengths of the 3 sides

**Area:**

__Area of a square__: s × s

s: length of one side

__Area of a rectangle__: l × w

l: length

w: width

__Area of a triangle__: (b × h)/2

b: length of base

h: length of height

__Area of a trapezoid__: (b_{1} + b_{2}) × h/2

b_{1} and b_{2}: parallel sides or the bases

h: length of height

**volume:**

__Volume of a cube__: s × s × s

s: length of one side

__Volume of a box__: l × w × h

l: length

w: width

h: height

__Volume of a sphere__: (4/3) × pi × r^{3}

pi: 3.14

r: radius of sphere

__Volume of a triangular prism__: area of triangle × Height = (1/2 base × height) × Height

base: length of the base of the triangle

height: height of the triangle

Height: height of the triangular prism

__Volume of a cylinder__:pi × r^{2} × Height

pi: 3.14

r: radius of the circle of the base

Height: height of the cylinder

**NB: **There will be two papers, Papers 1 and 2, both of which must be taken.

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**PAPER 1**: Will consist of fifty multiple-choice objective questions, drawn from the common areas of the syllabus, to be answered in 1½ hours for 50 marks.

**PAPER 2**: 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.

To get WAEC Mathematics 2023 questions and answers click HERE to get

**Section A** – Will consist 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** – Will consist 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 expected to answer five questions for 60marks.

**WAEC Mathematics 2023 Questions and Answers Objective and Essay**

13a) Area=2πr²+2πrh

=> Area=2πr(r+h)

=> r+h=Area/(2πr)

=> h=(Area/(2πr))-r

r=d/2

given that area=209cm² and d=7cm and π=22/7

=> r=7/2=3.5cm

=> h=(209)/(2×22/7×3.5) -3.5=(209/22)-3.5

=> h=6cm

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**Source**: **Edustuff**

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