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Prithika
Subject: Math
, asked on 6/3/18
Solve this q
Q.2. A cyclic polygon has n sides such that each of its interior angle measures 144
$\xb0$
. What is the measure of the angle subtended by each of its side at the geometrical centre of the polygon?
(a) 144
$\xb0$
(b) 30
$\xb0$
(c) 36
$\xb0$
(d) 54
$\xb0$
Answer
1
Rishabh
Subject: Math
, asked on 6/3/18
$Q.Inthefollowingfigure,BC=radiusOB.Findthevalueof\angle OCB.$
Answer
1
Rishabh
Subject: Math
, asked on 6/3/18
Q 26. 3 STD booths situated at A, B and C shown in the figure are operated by handicapped persons. These three booths are equidistant from each other.
$\left(i\right)Find\angle COB\left(or\angle BOC\right)$
(ii) Do you think employment provided to handicapped person is important for the development of a society? Justify your answer.
Answer
3
Aniket Mishra
Subject: Math
, asked on 5/3/18
explain QNo.6 and 5 of exercise 10.4 (ncert) icant understand solutions given in text
Answer
1
Devesh Kumar Biswal
Subject: Math
, asked on 5/3/18
Please solve question 6
6.
Write whether the statement "The angles subtended by a chord at any two points of a circle are equal" is
True
or
False
. Justify your answer.
Answer
2
Diya Ahunja
Subject: Math
, asked on 4/3/18
two chords AO, OB are as shown in the figure if AB is the largest chord of the circle and OA = 10 cm, OB= 24 cm what is the radius of the circle
Answer
4
Fatima Nadeem
Subject: Math
, asked on 2/3/18
Solve this :
$53.\mathrm{In}\mathrm{the}\mathrm{figure},\mathrm{O}\mathrm{is}\mathrm{the}\mathrm{centre}\mathrm{of}\mathrm{the}\mathrm{circle}.\mathrm{Then},\mathrm{which}\mathrm{of}\mathrm{the}\mathrm{following}\mathrm{is}\mathrm{true}?\phantom{\rule{0ex}{0ex}}\left(\mathrm{a}\right)\angle \mathrm{x}+\angle \mathrm{y}=\angle \mathrm{z}\left(\mathrm{b}\right)\angle \mathrm{x}-\angle \mathrm{y}=\angle \mathrm{z}\phantom{\rule{0ex}{0ex}}\left(\mathrm{c}\right)\angle \mathrm{x}=\angle \mathrm{y}+2\angle \mathrm{y}\left(\mathrm{d}\right)\mathrm{None}\mathrm{of}\mathrm{these}$
Answer
1
Fatima Nadeem
Subject: Math
, asked on 1/3/18
53 pls
Q53. In the figure, O is the centre of the circle. Them, Which of the following is true ?
(a)
$\angle $
x +
$\angle $
y =
$\angle $
z (b)
$\angle $
x –
$\angle $
y =
$\angle $
z
(c)
$\angle $
x =
$\angle $
y + 2
$\angle $
y (d) None of these
Answer
2
Ravreet
Subject: Math
, asked on 28/2/18
if in a circle radius =10 cm and chord ab =ac =4root5 find bc
Answer
2
Akilesh Nairy
Subject: Math
, asked on 27/2/18
please solve question 15
Answer
2
Aditya Kumar
Subject: Math
, asked on 26/2/18
Ans quickly
Q.22. In the given figure, arc APB : arc BQC = 2 : 3 and
$\angle $
AOC = 150
$\xb0$
, Then
$\angle $
ABC is equal to
(A) 150
$\xb0$
(B) 75
$\xb0$
(C) 105
$\xb0$
(D) 135
$\xb0$
Answer
2
Mansi
Subject: Math
, asked on 22/2/18
Que 6 plz solve this
Q.6. In the given figure, O is the centre of the circle passing through the points A, B, C and D and DC is produced to point E. If
$\angle $
BAD = 60
$\xb0$
, find
$\angle $
BCE and
$\angle $
BOD.
Answer
2
Sparsh
Subject: Math
, asked on 19/2/18
Please help to find these angles
Q. 'O' is the centre of the circle in all the questions.
3.
Find
$\angle RTQ=,\angle RQT=$
Answer
1
Aarthi Arts
Subject: Math
, asked on 17/2/18
dear experts. pls ans fast AD is a diameter of a circle and AB is a chord. If AB = 30 cm and its perpendicular distance from the centre of the circle is 8 cm, then what is the length of the diameter AD. please ANSWER FAST!!!!
Answer
1
Aarthi Arts
Subject: Math
, asked on 17/2/18
AD is a diameter of a circle and AB is a chord. If AB = 30 cm and its perpendicular distance from the centre of the circle is 8 cm, then what is the length of the diameter AD
Answer
2
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What are you looking for?

Q.2. A cyclic polygon has n sides such that each of its interior angle measures 144$\xb0$. What is the measure of the angle subtended by each of its side at the geometrical centre of the polygon?

(a) 144$\xb0$

(b) 30$\xb0$

(c) 36$\xb0$

(d) 54$\xb0$

$\left(i\right)Find\angle COB\left(or\angle BOC\right)$

(ii) Do you think employment provided to handicapped person is important for the development of a society? Justify your answer.

6.Write whether the statement "The angles subtended by a chord at any two points of a circle are equal" isTrueorFalse. Justify your answer.Solve this :$53.\mathrm{In}\mathrm{the}\mathrm{figure},\mathrm{O}\mathrm{is}\mathrm{the}\mathrm{centre}\mathrm{of}\mathrm{the}\mathrm{circle}.\mathrm{Then},\mathrm{which}\mathrm{of}\mathrm{the}\mathrm{following}\mathrm{is}\mathrm{true}?\phantom{\rule{0ex}{0ex}}\left(\mathrm{a}\right)\angle \mathrm{x}+\angle \mathrm{y}=\angle \mathrm{z}\left(\mathrm{b}\right)\angle \mathrm{x}-\angle \mathrm{y}=\angle \mathrm{z}\phantom{\rule{0ex}{0ex}}\left(\mathrm{c}\right)\angle \mathrm{x}=\angle \mathrm{y}+2\angle \mathrm{y}\left(\mathrm{d}\right)\mathrm{None}\mathrm{of}\mathrm{these}$

Q53. In the figure, O is the centre of the circle. Them, Which of the following is true ?

(a) $\angle $x + $\angle $y = $\angle $z (b) $\angle $x – $\angle $y = $\angle $z

(c) $\angle $x = $\angle $y + 2 $\angle $y (d) None of these

Q.22. In the given figure, arc APB : arc BQC = 2 : 3 and $\angle $AOC = 150$\xb0$, Then $\angle $ABC is equal to

(A) 150$\xb0$

(B) 75$\xb0$

(C) 105$\xb0$

(D) 135$\xb0$

Q.6. In the given figure, O is the centre of the circle passing through the points A, B, C and D and DC is produced to point E. If $\angle $BAD = 60$\xb0$, find $\angle $BCE and $\angle $BOD.

Q. 'O' is the centre of the circle in all the questions.

3.

Find $\angle RTQ=,\angle RQT=$