Trigonometry Questions and Answers

0 votes

1 answer

if x°=12/5find 5sinx +cosx

asked Aug 16 in Mathematics Form 3 by 0114621XXX

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2 answers

the sumnof interior angles of a triangle is given by(10x-2y) while that of a hexagon is given by(30x+24y)

asked Apr 27, 2022 in Mathematics Form 4 by wamare

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2 answers

the sumnof interior angles of a triangle is given by(10x-2y) while that of a hexagon is given by(30x+24y)

asked Apr 27, 2022 in Mathematics Form 4 by wamare

0 votes

3 answers

show that sin (x)=sin (2x)

asked Apr 11, 2022 in Mathematics Form 4 by mike006

0 votes

1 answer

Solve the equation. Sin y2 = Cos 26˚

asked Aug 27, 2021 in Mathematics Form 2 by anony mous

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1 answer

The figure below shows an isosceles triangle in which AB = AC = 6cm. Angle BAC = 80˚. Calculate the length of BC.

asked Aug 27, 2021 in Mathematics Form 2 by anony mous

0 votes

1 answer

An aircraft flying onto an airport calls out the control tower and says it is at height of 500m above the tower. If its horizontal distance from the tower is 8km, calculate the angle of elevation from the tops of the tower.

asked Aug 27, 2021 in Mathematics Form 1 by anony mous

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1 answer

Simplify without using a calculator or a mathematical table

asked Aug 27, 2021 in Mathematics Form 2 by anony mous

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5 answers

1+cos30/1-sin 60

asked Aug 27, 2021 in Mathematics Form 4 by 5453Apondi

0 votes

1 answer

From a point 20m away on a level ground the angle of elevation to the lower window line is 25° and the angle of elevation to the top line of the window is 34°. Calculate the height of the window.

asked Aug 16, 2021 in Mathematics Form 2 by anony mous

0 votes

1 answer

The angle of elevation of the top of a flagpole from a point A on a level ground is 13°.The angle of elevation of the top of the flagpole from another point B nearer the pole and 12m from A is 300. Find;

asked Aug 16, 2021 in Mathematics Form 1 by anony mous

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1 answer

Fill in the table below to 2 decimal places for the graph of y = sin x and y = 2sin (x-30) for the range

asked Aug 13, 2021 in Mathematics Form 1 by anonymous

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1 answer

Without using a calculator or mathematical tables, express in surd form and simplify leaving your answer in the form a + b √c where a, b and c are rational numbers.

asked Aug 13, 2021 in Mathematics Form 2 by anonymous

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1 answer

Find the value of x in the equation.

asked Aug 13, 2021 in Mathematics Form 2 by anonymous

0 votes

1 answer

Make a table and draw the graph of y= sinx–cosx for x in the range 0°≤x≤360°, with y values to 2dp and x intervals of 30°

asked Aug 2, 2021 in Mathematics Form 3 by anony mous

0 votes

1 answer

Given that cos θ= –0.8070 , find θ for 0≤θ≤720

asked Aug 2, 2021 in Mathematics Form 2 by anony mous

0 votes

1 answer

The angle of elevation of the top of a tree from a point P on horizontal ground is 30º. From another point Q 8 metres from the base of the tree, the angle of elevation of the top of the tree is 48º.

asked Aug 2, 2021 in Mathematics Form 1 by anony mous

0 votes

1 answer

In a triangle LMN, <L=81°, n=4.3cm and m=3.5cm. Calculate

asked Jul 23, 2021 in Mathematics Form 1 by anony mous

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1 answer

Find the length of AC of triangle ABC in which AB=5cm, <ABC=151° and <BCA=13°.

asked Jul 23, 2021 in Mathematics Form 2 by anony mous

0 votes

1 answer

The figure below is not drawn to scale.

asked Jul 21, 2021 in Mathematics Form 3 by anonymous

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