- Under a transformation matrix given below,a figure area 10cm2 is mapped onto a figure with an area of 20cm2. Find the matrix.(Solved)
Under a transformation matrix given below,a figure area 10cm2 is mapped onto a figure with an area of 20cm2. Find the matrix.
Date posted: August 19, 2019. Answers (1)
- In the figure below, O is the centre of circle. Angle BCA=800 and angle CBO = 100. Determine the size of angle CAB.(Solved)
In the figure below, O is the centre of circle. Angle BCA=800 and angle CBO = 100. Determine the size of angle CAB.
Date posted: August 19, 2019. Answers (1)
- Given that the area of the trapezium ABCD is 30.8cm2, find the length of AD.(Solved)
Given that the area of the trapezium ABCD is 30.8cm2, find the length of AD.
Date posted: August 19, 2019. Answers (1)
- The image of a point Q(1,2) after a translation is Q1(-1,2). What is the coordinate of the point R whose image is R1(-3,-3) after undergoing...(Solved)
The image of a point Q(1,2) after a translation is Q1(-1,2). What is the coordinate of the point R whose image is R1(-3,-3) after undergoing the same translation.
Date posted: August 19, 2019. Answers (1)
- 32 girls and 52 boys were on an overseas learning trip, and they were divided into as many groups as possible where the number of...(Solved)
32 girls and 52 boys were on an overseas learning trip, and they were divided into as many groups as possible where the number of groups of girls and the number of groups of boys are the same. How many girls and how many boys are there in each group?
Date posted: August 19, 2019. Answers (1)
- Evaluate without using a calculator or Mathematical tables leaving your answer in the simplest form.(Solved)
Evaluate without using a calculator or Mathematical tables leaving your answer in the simplest form.
Date posted: August 19, 2019. Answers (1)
- Evaluate without using a calculator(Solved)
Evaluate without using a calculator
Date posted: August 19, 2019. Answers (1)
- From a sector of a circle subtending an angle of 1500 and radius 14cm, a conical cup is made.
Determine:
a) The radius of the conical cup....(Solved)
From a sector of a circle subtending an angle of 1500 and radius 14cm, a conical cup is made.
Determine:
a) The radius of the conical cup.
b) The volume of the cup
Date posted: August 19, 2019. Answers (1)
- Factorize and simplify completely(Solved)
Factorize and simplify completely
Date posted: August 19, 2019. Answers (1)
- a) Fill in the table below.(Solved)
a) Fill in the table below.
b) On the same axes sketch the following curves;
y = 2 sin(x + 30) and y = 1 –2 cos 2x.
(c) Use your graph to solve the equation
2 sin (x + 30) + cos 2x = 1
(d) Find the;
(i) Period of y = 1 – cos2x
(ii) Phase angle of y = 2 sin (x + 30°)
Date posted: August 19, 2019. Answers (1)
- The graph below gives the motion of a car for some distance. Determine the total distance traveled.(Solved)
The graph below gives the motion of a car for some distance. Determine the total distance traveled.
Date posted: August 19, 2019. Answers (1)
- Solve the following pair of inequalities and represent the solution on the number line.(Solved)
Solve the following pair of inequalities and represent the solution on the number line.
Date posted: August 19, 2019. Answers (1)
- Two quantities P and n, are connected by the equation P = AKn, where A and K are constants. The table below shows some corresponding...(Solved)
Two quantities P and n, are connected by the equation P = AKn, where A and K are constants. The table below shows some corresponding values of n and P.
(a) State the linear equation connecting P and n.
(b) On the grid provided, draw a suitable straight line.
(c) Use your graph to estimate the value A and k.
Date posted: August 19, 2019. Answers (1)
- Find the acute angle y if sin 4y = cos 2y.(Solved)
Find the acute angle y if sin 4y = cos 2y.
Date posted: August 19, 2019. Answers (1)
- Solve for x and y in the following equations(Solved)
Solve for x and y in the following equations
Date posted: August 19, 2019. Answers (1)
- The field book below gives measurements of a field. The distances are given in metres and AF = 100 m.(Solved)
The field book below gives measurements of a field. The distances are given in metres and AF = 100 m.
(a) Using a scale of 1cm represents 10m, draw a map of the field with straight boundary edges.
(b)
(i) Find the area of the field in square metres.
(ii) Determine the area of the field in hectares.
Date posted: August 19, 2019. Answers (1)
- A particle moves along a straight line such that its displacement S metres from a given point is(Solved)
A particle moves along a straight line such that its displacement S metres from a given point is
S = t3 – 5t2 + 3t + 4 where t is time in seconds.
Find:
(a) The displacement of the particle at t = 5
(b) The velocity of the particle when t = 5
(c) The values of t when the particle is momentarily at rest.
(d) The acceleration of the particle when t = 2.
Date posted: August 19, 2019. Answers (1)
- The frequency distribution table below shows lengths in cm for 41 pieces(Solved)
The frequency distribution table below shows lengths in cm for 41 pieces
Calculate the:
(a) Mean.
(b) Median
(c) Standard deviation
Date posted: August 19, 2019. Answers (1)
- Mr. Omwega is employed. His basic salary is Kshs. 21, 750 and is entitled(Solved)
Mr. Omwega is employed. His basic salary is Kshs. 21, 750 and is entitled to a house allowance of
Kshs 15, 000 and a travelling allowance of Kshs 8, 000 per month. He also claims a family monthly relief of Kshs 1, 056 per month. Other deductions are; Union dues Kshs 200 and Co-operative shares Kshs 4, 500 per month.
The table below shows the tax rates for the year.
Calculate;
(a) Mr. Omwega’s annual taxable income.
(b) The tax paid by Mr. Omwega in the year.
(c) Mr. Omwega’s net income per month
Date posted: August 19, 2019. Answers (1)
- A fritter bought 144 pineapples atsh100 for every six pineapples. She sold them of at sh72 for every three and rest at sh60 for every...(Solved)
A fritter bought 144 pineapples atsh100 for every six pineapples. She sold them of at sh72 for every three and rest at sh60 for every two.if she made 65% profit. Calculate the number of pineapples sold at sh72 for every three.
Date posted: August 18, 2019. Answers (1)