Question 1: , right angled at A, find BC when:

Answer:

i)

ii)

iii)

iv)

Question 2: In , right angled at Q, find PQ

Answer:

i)

ii)

iii)

iv)

Question 3: The length of the side of some triangles is given below which one of them is right angled? In case of a right angled triangle, find which angle measures .

Answer:

i)

ii)

Not a right angled triangle

iii)

iv)

Not a right angled triangle

Question 4: Find the unknown side of each of the following figures;

(i)

(ii)

(iii)

(iv)

(v)

(vi)

Question 5: If the adjoining figure, it is given that:

.Find the length of

Answer:

Question 6: If the length of the diagonal of a rectangle is 37 cm. if the length of the shorter side is 12 cm, Find: i) The length of its longer side ii) Perimeter of rectangle iii) Area of rectangle

Answer:

Perimeter

Area

Question 7: The Base of an 150 sales triangle in 28 cm long and . Let find i) Length of AD ii) Area of ABC

Answer:

Area of ABC

Question 8: A diagonal of a rhombus in 16 cm long and each of its aides measures 10 cm. Find the length of the other diagonal.

Answer:

Diagonal of a rhombus bisect each other and also interest each other at right angle.

Shorter diagonal .

Question 9: The supporting wire to the top of a vertical pole in 13 cm long and it in fastened to the ground at a state 5 m among from the foot of the pole. How high is the pole?

Answer:

Let AB be the pole.

Question 10: A ladder 26 m long rust against a vertical wall with its foot 10m against from the wall how high up the wall will the ladder reach.

Answer:

Let AB be the height of the ladder.

Question 11: A 15 meter against a vertical wall 21 reach a window at a height of 12m from the ground. How for in the foot of the ladder?

Answer:

Let the distance of the foot of the ladder from the wall=d

Question 12: The height of thus to were are 34m and 10m respectively. If the distance between there fact in 32m, find the distance between their tops.

Answer:

Let l be the distance between the tops

Question 13: In the adjoining figure, ABC in a triangle in which . If D in the mid point of BC. Prove that

Answer:

Question 14: In the adjoining figure, it in given of that

Answer:

Question 15: In the following figure, it in being given that:.

Find the Perimeter of:

Answer:

Perimeter of

Perimeter of

Perimeter of

Question 16: In the adjoining figure,

Answer:

Subtract ii) from i) ,

Question 17: In the Adjoining figure,

Answer:

Question 18: In a , if are mid point of , respectively and

Answer:

Adding (1) & (2)

Question 19: In quadrilateral

Answer:

Subtracting ii) from i)