Maths
If tangents PA and PB from a point P to a circle with centre O are inclined to each other at angle of 80 degree, then ∠POA is equal to:
06
Oct
If tangents PA and PB from a point P to a circle with centre O are inclined to each other at angle of 80 degree, then ∠POA is equal to: If tangents PA and PB from a point P to a circle with centre O are inclined to each other at angle of 80 degree [...]
In Fig. 10.11, if TP and TQ are the two tangents to a circle with centre O so that angle POQ = 110 degree, then angle PTQ is equal to
06
Oct
In Fig. 10.11, if TP and TQ are the two tangents to a circle with centre O so that angle POQ = 110 degree, then angle PTQ is equal to if TP and TQ are the two tangents to a circle with centre O so that angle POQ = 110 degree In Fig. 10.11 then [...]
From a point q the length of the tangent to a circle is 24cm and the distance of q from the centre is 25cm .The radius of the circle is
06
Oct
From a point q the length of the tangent to a circle is 24cm and the distance of q from the centre is 25cm .The radius of the circle is From a point q the length of the tangent to a circle is 24cm and the distance of q from the centre is 25cm .The [...]
Draw a circle and two lines parallel to a given line that one is a tangent and the other, a secant to the circle
06
Oct
Draw a circle and two lines parallel to a given line that one is a tangent and the other, a secant to the circle a secant to the circle Draw a circle and two lines parallel to a given line that one is a tangent and the other October 6, 2020 Category: Chapter 10 - [...]
A tangent PQ at a point P of a circle of radius 5 cm meets a line through the centre O at a point Q, so that OQ=12 cm. Length of PQ is :
05
Oct
A tangent PQ at a point P of a circle of radius 5 cm meets a line through the centre O at a point Q, so that OQ=12 cm. Length of PQ is : A tangent PQ at a point P of a circle of radius 5 cm meets a line through the centre O [...]
2. Fill in the blanks : (1) A tangent to a circle intersects it in_________ point (s). (2) A line intersecting a circle in two points is called a _____. (3) A circle can have ________ parallel tangents at the most. (4) The common point of a tangent to a circle and the circle ______
05
Oct
2. Fill in the blanks : (1) A tangent to a circle intersects it in_________ point (s). (2) A line intersecting a circle in two points is called a _____. (3) A circle can have ________ parallel tangents at the most. (4) The common point of a tangent to a circle and the circle ______ [...]
How many tangents can a circle have ?
05
Oct
How many tangents can a circle have ? How many tangents can a circle have ? October 5, 2020 Category: Chapter 10 - Circles , Maths , NCERT Class 10 ,
From the point on a bridge across a river, the angles of depressions of the banks on opposite sides of the river are 30 degree and 45 degree , respectively. If the bridge is at a height of 3 m from the banks, find the width of the river.
05
Oct
From the point on a bridge across a river, the angles of depressions of the banks on opposite sides of the river are 30 degree and 45 degree , respectively. If the bridge is at a height of 3 m from the banks, find the width of the river. find the width of the river. [...]
The angles of depression of the top and bottom of 8 m tall building from the top of a multi-storeyed building are 30 degree and 45 degree respectively. Find the height of the multi-storeyed building and the distance between the two buildings.
05
Oct
The angles of depression of the top and bottom of 8 m tall building from the top of a multi-storeyed building are 30 degree and 45 degree respectively. Find the height of the multi-storeyed building and the distance between the two buildings. The angle of elevation from top of tower from point on ground which [...]
The shadow of a tower standing on a level ground is found to be 40 m longer when Suns altitude is 30 than when it was 60. Find the height of the tower.
05
Oct
The shadow of a tower standing on a level ground is found to be 40 m longer when Suns altitude is 30 than when it was 60. Find the height of the tower. The shadow of a tower standing on a level ground is found to be 40 m longer when Suns altitude is 30 [...]