NCERT Solutions
Board Paper Solutions
Ask & Answer
School Talk
Login
GET APP
Login
Create Account
Popular
Latest
Expert Answers
ALL
Pranav Jajoo
Subject: Maths
, asked on 10/2/18
Find the length of the median open triangle whose side are 400 cm 240 cm and 320 CM
Answer
1
Adithya K.b.
Subject: Maths
, asked on 10/2/18
Please
Q. In figure 10,
∠
QPR =
∠
PQR and M and N are respectively points on sides QR and PR of
△
PQR, such that QM = PN. Prove that OP = OQ, where O is the point of intersection of PM and QN.
Answer
2
Manvi Garg
Subject: Maths
, asked on 10/2/18
O is any point in the interior of the triangle ABC,then prove that AB+BC+AC is less thanOB+OA+OC
Answer
2
Chandrakant Bellary
Subject: Maths
, asked on 5/2/18
Q.2. In
△
A
B
C
, right angle at B,
B
O
⊥
A
C
. Show that
∠
1
=
∠
2
.
Answer
2
Chandrakant Bellary
Subject: Maths
, asked on 4/2/18
how to do this
Q. The side QR of
△
PQR is produced to a point S. If the bisectors of
∠
PQR and
∠
PRS meet at a point T, prove that
∠
Q
T
R
=
1
2
∠
Q
P
R
.
Answer
2
Chandrakant Bellary
Subject: Maths
, asked on 4/2/18
I
n
△
A
B
C
,
r
i
g
h
t
a
n
g
l
e
d
a
t
B
,
B
O
⊥
A
C
.
S
h
o
w
t
h
a
t
∠
1
=
∠
2
(
i
.
e
.
,
∠
A
B
O
=
∠
B
C
O
)
Answer
1
Chandrakant Bellary
Subject: Maths
, asked on 4/2/18
Of the 3 angles of a Δ, 1 is half the greatest and thrice the smallest. Find the angles.
Answer
1
Gagandeep Singh
Subject: Maths
, asked on 4/2/18
Solve this:
Answer
1
Aryan Jaggi
Subject: Maths
, asked on 3/2/18
Q.29. In the given figure, AB is parallel to DC. If
x
=
4
3
y
a
n
d
y
=
3
8
z
, find
∠
B
C
D
,
∠
A
B
C
a
n
d
∠
B
A
D
,
[Ans.
∠
B
C
D
=
96
°
,
∠
A
B
C
=
84
°
a
n
d
∠
B
A
D
=
60
°
]
Answer
3
Aryan Jaggi
Subject: Maths
, asked on 3/2/18
Q.16. In the given figure, ABC is a right triangle, right angled at B. BD is drawn perpendicular to AC. Show that
∠
1
=
∠
2
.
Answer
2
Aryan Jaggi
Subject: Maths
, asked on 2/2/18
Experts are requested to pls answer step wise
∆
A
B
C
i
s
a
r
i
g
h
t
t
r
i
a
n
g
l
e
s
u
c
h
t
h
a
t
A
B
=
A
C
a
n
d
b
i
s
e
c
t
o
r
o
f
a
n
g
l
e
C
i
n
t
e
r
s
e
c
t
s
t
h
e
s
i
d
e
A
B
a
t
D
.
P
r
o
v
e
t
h
a
t
A
C
+
A
D
=
B
C
Answer
1
Aryan Jaggi
Subject: Maths
, asked on 31/1/18
Q. A resident welfare association of some society decides to use a triangular part of the compound of society for celebrating all cultural and national festivals together.The triangular area used is shown in the figure.
(a) If BC is trisected by points D and E, show that areas allotted for stage performance, food mela and craft mela are equal.
b) What social value is depicted from the above situation ?
Answer
1
Aryan Jaggi
Subject: Maths
, asked on 31/1/18
Q.27. In the given figure, PQ and RS are perpendiculars to QS, QA = BS and PB = AR. Prove that
∠
QPB =
∠
SRA.
Answer
1
Talib Kausar Faridy
Subject: Maths
, asked on 29/1/18
find the length of the side of an equilateral triangle whose area is a 9√3cm
2
Answer
1
Reetu Shree
Subject: Maths
, asked on 29/1/18
abc is an isosceles triangle in which ab=ac, p and q are points on ab and ac such that ap=cq than prove that angle abq=angle acp
Answer
3
Prev
1
2
3
4
5
Next
What are you looking for?
Q. In figure 10, QPR = PQR and M and N are respectively points on sides QR and PR of PQR, such that QM = PN. Prove that OP = OQ, where O is the point of intersection of PM and QN.
Q. The side QR of PQR is produced to a point S. If the bisectors of PQR and PRS meet at a point T, prove that .
[Ans. ]
Experts are requested to pls answer step wise
(a) If BC is trisected by points D and E, show that areas allotted for stage performance, food mela and craft mela are equal.
b) What social value is depicted from the above situation ?