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Tisha
Subject: Maths
, asked on 4/4/18
4 question of picture:
4. In the adjoining figure, AD is median of
△
ABC, MB and CN are perpendiculars drawn from B and C respectively on AD and AD produced. Prove that BM =CN.
Hint .
△
BMD
≅
△
CND
by
AAS
.
Answer
1
Vivek
Subject: Maths
, asked on 31/3/18
I have not got this statement myself. So, kindly Prove this entire statement given in figure with the help of different instance. ( About equialgular triangle that, how two congruent triangle will be equiangular and two equiangular triangles need not to be congruent)
Answer
2
Prithika
Subject: Maths
, asked on 22/3/18
Q. In any triangle , the sum of medians is greater than what times the perimeter ? Sum of medians
>
______ perimeter?
Answer
1
Omja Dwivedi
Subject: Maths
, asked on 22/3/18
In triangle ABC we have angle A=100 and angles B=C=40. The side AB is produced to a point D so that B lies between A and D and AD=BC. Find the angle BCD
Answer
1
Omja Dwivedi
Subject: Maths
, asked on 22/3/18
In triangle ABC we have angle A=100 and angles B=C=40. The side AB is produced to a point D so that B lies between A and D and AD=AC. Find angle BCD
Answer
1
Dhrusti Jain
Subject: Maths
, asked on 16/3/18
In the given figure AB = AC . D is point on AC and E on AB such that AD = ED = EC = BC . prove that angle A : angle B = 1 : 3
Answer
1
Devesh Kumar Biswal
Subject: Maths
, asked on 16/3/18
Please solve question 3
Q.3. If
2
sin
2
θ
=
3
, find the value of
θ
.
Answer
1
Aditya
Subject: Maths
, asked on 14/3/18
the average of two non-congruent angles of an isosceles triangle is 65. find the value of these two non-congruent angles?
Answer
1
Anushka Mishra
Subject: Maths
, asked on 10/3/18
Diagonal AC and BD of a quadrilateral ABCD intersect each other at O. Prove that
1) AB+BC+CD+DA>AC+BD
2)AB+BC+CD+DA>2(AC+BD)
Answer
2
Keshav
Subject: Maths
, asked on 10/3/18
99% fail to answer this one
Answer
1
Sneha Maity
Subject: Maths
, asked on 7/3/18
Pls give answer quickly..
Prove that angle bisectors of a paralleogram form a rectangle.
Answer
2
Prithika
Subject: Maths
, asked on 6/3/18
Pl solve q15
Q.15. A pole of height 14 m casts a shadow 10 m long on the ground. At the same time a tower casts the shadow 70 m long on the ground. Find the height of the tower.
Answer
1
Prithika
Subject: Maths
, asked on 6/3/18
53) In
△
A
B
C
, AC = BC, S is the circum - centre and
∠
A
S
B
=
150
°
.
F
i
n
d
∠
C
A
B
.
(
a
)
55
1
2
°
(
b
)
52
1
2
°
(
c
)
62
1
2
°
(
d
)
35
1
2
°
Answer
1
Prithika
Subject: Maths
, asked on 6/3/18
Pl ans q51
Q.51. The sides of a triangle are 2006 cm, 6002 cm and m cm, where m is a positive integer. Find the number of such possible triangles.
(a) 1
(b) 2006
(c) 3996
(d) 4011
Answer
2
Arish Husain
Subject: Maths
, asked on 6/3/18
Solve it quickly
Q.30. In the given figure,
∠
B
<
∠
A
a
n
d
∠
C
<
∠
D
. Show that AD < BC.
Answer
1
1
2
3
4
5
Next
What are you looking for?
4. In the adjoining figure, AD is median of ABC, MB and CN are perpendiculars drawn from B and C respectively on AD and AD produced. Prove that BM =CN.
Hint .
Q.3. If , find the value of .
1) AB+BC+CD+DA>AC+BD
2)AB+BC+CD+DA>2(AC+BD)
Prove that angle bisectors of a paralleogram form a rectangle.
Q.15. A pole of height 14 m casts a shadow 10 m long on the ground. At the same time a tower casts the shadow 70 m long on the ground. Find the height of the tower.
Q.51. The sides of a triangle are 2006 cm, 6002 cm and m cm, where m is a positive integer. Find the number of such possible triangles.
(a) 1
(b) 2006
(c) 3996
(d) 4011
Q.30. In the given figure, . Show that AD < BC.