10th mathematics exercise questions with answers

## Coordinate Geometry Exercise 14.3 – Class 10

Coordinate Geometry Exercise 14.3 – Questions: Find the distance between the following pairs of points (i) (8, 3) and (8,-7) (ii) (1,-3) and (-4, 7) (iii) (-4, 5) and (-12, 3) (iv) 6, 5) and (4, 4) (v) (2,0) and (0, 3) (vi) (2, 8) and (6, 8)  (vii) (a, b) and (c, b) (viii)… Continue reading Coordinate Geometry Exercise 14.3 – Class 10

10th mathematics exercise questions with answers

## Coordinate Geometry Exercise 14.2 – Class 10

Coordinate Geometry Exercise 14.2 – Questions: Find the equation of the line whose angle of inclination and y-intercept are given. (i) θ = 60˚, y-intercept is -2. (ii) θ = 45˚, y-intercept is 3. Find the equation of the line whose slope and y-intercept are given. (i) Slope = 2, y-intercept = -4 (ii) Slope… Continue reading Coordinate Geometry Exercise 14.2 – Class 10

10th mathematics exercise questions with answers

## Trigonometry Exercise 13.4 – Class 10

Trigonometry Exercise 13.4 – Solutions: Evaluate: tan65˚/cot25˚ sin18˚/cos72˚ iii. cos48˚- sin42˚ cosec31˚ - sec59˚ cot34˚ - tan56˚ sin36˚/cos54˚ - sin54˚/cos36˚ vii. sec70˚ sin20˚ - cos70˚cosec20˚ viii. cos213˚ - sin277˚   Prove that: sin35˚ sin55˚ - cos35˚cos55˚ = 0 tan10˚tan15˚tan75˚tan80˚ = 1 iii. cos38˚cos52˚ - sin38˚sin52˚ = 0   III. If sin5θ = cos4θ, where 4θ… Continue reading Trigonometry Exercise 13.4 – Class 10

10th mathematics exercise questions with answers

## Pythagoras Theorem Exercise 12.1 – Class 10

Pythagoras Theorem – Exercise 12.1 – Questions: a. Numerical problems based on Pythagoras theorem. The sides of a right angled triangle containing the right angle are 5 cm and 12 cm, find its hypotenuse. Find the length often diagonal of a square of side 12 cm. The length of the diagonal of a rectangular playground… Continue reading Pythagoras Theorem Exercise 12.1 – Class 10