# Category: Mathematics

## Volume of Solids

Volume of solids [the_ad_placement id=”content”] 1. Metal cube of side 4.4cm was melted and the molten material used to make a sphere. Find to 3 significant          figures the radius of the sphere (3 mks) 2. Two metal spheres of diameter 2.3cm and 3.86cm are melted. The

## Vectors

Vectors Given that:- r = 5i – 2j and m = -2i + 6j – k are the position vectors for R and M respectively. Find the length of vector RM Express the following in terms of a and b:- [embeddoc url=”https://homehubstudy.com/wp-content/uploads/2019/02/Vectors-2-ANS.doc” viewer=”google”] Read Also:  Trigonometric Ratio

## Trigonometric Ratio

Given sin (90 – a) = ½ , find without using trigonometric tables the value of cos a (2mks) If tan θ = 25/45  ,find without using tables or calculator, the value of (tan θ – cos θ)/ (cos θ + sin θ) (3 marks) At point A, David observed the top

## Surface Area of Solids

Surface Area of Solids A swimming pool water surface measures 10m long and 8m wide. A path of uniform width is made all around the swimming pool. The total area of the water surface and the path is 168m2 (a) Find the width of the path                                                                                                (4 mks)

## Statistical Method

STATISTICAL METHODS       The topic entails:- Defining statistics Identifying types and sources of statistical data Identifying and describing methods of collecting and recording data. Analysis, interpretation and presentation of statistical data using appropriate graphical methods. Explaining the advantages of each method of data presentation.     Study the table below

## Reflection and Congruence

Reflection and Congruence Given that A’ (3, -3) is the image of A (-1, -5) under a reflection. Find the equation of the mirror line in the form of  ax + by + c = 0       (4 mks) Three planes A, B and C leave an airport P

Quadratic expressions and equation 2 Solve quadratic equations using the quadratic formula, ax^2 + bx + c = 0, where “a”, “b”, “c” are coefficients of quadratic equation. This article shows some of the questions and answers. Find out more… Complete the table below for the function                    (2 mks)   x -4

## Statistics – Measures of Central Tendency

Statistics – Measures of Central Tendency In Statistics, measures of central tendency are mainly three namely; the median, the mode, and the mean. Every category different statistic measurement. The mode is the most appearing figure in a distribution. [embeddoc url=”https://homehubstudy.com/wp-content/uploads/2019/02/Measures-of-central-tendency-Q.doc” viewer=”google”] Read Also: Linear Motion