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Anushka Mishra
Subject: Math
, asked on 27/1/18
Solve this;
$a)Ify=32\xb0z=40\xb0,findx\phantom{\rule{0ex}{0ex}}\phantom{\rule{0ex}{0ex}}b)Ify+z=90\xb0,provethatx=45\xb0$
Answer
2
Anushka Mishra
Subject: Math
, asked on 27/1/18
Q. In following figure,
Prove that
$\angle $
x+
$\angle $
y=
$\angle $
z
Answer
1
Mohd Anas Khan
Subject: Math
, asked on 27/1/18
Q.14. In the given figure, O is the centre of the circle. Find the value of x.
Answer
2
Gagandeep Singh
Subject: Math
, asked on 24/1/18
Solve this:
Q.106. In the given figure, if
$\frac{x}{2}=\frac{y}{3}=\frac{z}{5}$
, then calculate the values of x, y, z.
Answer
1
Gagandeep Singh
Subject: Math
, asked on 24/1/18
Q. In the given figure. A B, C and D. E. F are two sets of collinear points. Prove that: AD||CF.
Answer
1
Gagandeep Singh
Subject: Math
, asked on 24/1/18
Q. The bisectors of the opposite angles A and C of a
cyclic quadrilateral ABCD intersect the circle at the points E and F respectively. Prove that EF is a diameter of the circle.
Q. The diagonals of a cyclic quadrilateral are at right angles. Prove that the perpendicular from the point of their intersection on any side when produced backward bisects the opposite side.
Q.. Prove that the perpendicular bisectors of the sides of a cyclic quadrilateral are concurrent.
Q. In the given figure. A B, C and D. E. F are two sets of collinear points. Prove that: AD||CF.
Answer
1
Gagandeep Singh
Subject: Math
, asked on 24/1/18
Solve this:
Q11. In the given figure, A, B, C and D, E, F are two sets of collinear points. Prove that : AD || CF.
Answer
1
Akhilesh Kumar
Subject: Math
, asked on 24/1/18
Q If the bisectors of the opposite angles P and R of a cyclic quad. PQRS intersect the corresponding circles at a and b , then prove that ab is the diameter of the circle.
Answer
1
G.a.harini
Subject: Math
, asked on 23/1/18
Q
Find
$\angle ABC,\angle ADE,\angle BCD$
.
Answer
6
Suvam
Subject: Math
, asked on 23/1/18
Solve this:
In the figure below, O is the centre of the circle and angle QPR = x
^{o}
; angle ORQ y
^{o}
. Which statement is true about x
^{o}
and y
^{o}
?
(a) x
^{o}
+y
^{o}
=120
^{o}
(b) x
^{o}
+y
^{o}
=180
^{o}
(c) x
^{o}
+y
^{o}
=90
^{o}
(d) x
^{o}
+y
^{o}
=150
^{o}
Answer
1
Bhavana Iyengar
Subject: Math
, asked on 22/1/18
Find x in the following
Answer
3
Dev Parekh
Subject: Math
, asked on 20/1/18
theorem 10.10 of ch: circles
Answer
1
Tejas Goyal
Subject: Math
, asked on 20/1/18
Question7
Answer
1
Tejas Goyal
Subject: Math
, asked on 19/1/18
Q.11. In the given figure, find out the value of x and y.
Answer
1
Anushka Mishra
Subject: Math
, asked on 15/1/18
Please solve this and try not to leave links.
Answer
1
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$a)Ify=32\xb0z=40\xb0,findx\phantom{\rule{0ex}{0ex}}\phantom{\rule{0ex}{0ex}}b)Ify+z=90\xb0,provethatx=45\xb0$

Q.106. In the given figure, if $\frac{x}{2}=\frac{y}{3}=\frac{z}{5}$, then calculate the values of x, y, z.

cyclic quadrilateral ABCD intersect the circle at the points E and F respectively. Prove that EF is a diameter of the circle.

Q. The diagonals of a cyclic quadrilateral are at right angles. Prove that the perpendicular from the point of their intersection on any side when produced backward bisects the opposite side.

Q.. Prove that the perpendicular bisectors of the sides of a cyclic quadrilateral are concurrent.

Q. In the given figure. A B, C and D. E. F are two sets of collinear points. Prove that: AD||CF.

Q11. In the given figure, A, B, C and D, E, F are two sets of collinear points. Prove that : AD || CF.

Solve this:In the figure below, O is the centre of the circle and angle QPR = x

^{o}; angle ORQ y^{o}. Which statement is true about x^{o}and y^{o}?(a) x

^{o}+y^{o}=120^{o}(b) x^{o}+y^{o}=180^{o}(c) x

^{o}+y^{o}=90^{o}(d) x^{o}+y^{o}=150^{o}