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)