2
A light beam is travelling from Region 1 to Region 4 (refer figure). The refractive indices in Regions 1, 2, 3, and 4 are n0 , n0/2, n0/6, n0/8, respectively. The angle of incidence theta
06
Oct
A light beam is travelling from Region 1 to Region 4 (refer figure). The refractive indices in Regions 1, 2, 3, and 4 are n0 , n0/2, n0/6, n0/8, respectively. The angle of incidence theta 2 3% A light beam is travelling from Region 1 to Region 4 (refer figure). The refractive indices in Regions [...]
A game of chance consists of spinning an arrow, which comes to rest pointing at one of the numbers 1,2,3,4,5,6,7,8 and these are equally likely outcomes, Find the probability that it will point at
06
Oct
A game of chance consists of spinning an arrow, which comes to rest pointing at one of the numbers 1,2,3,4,5,6,7,8 and these are equally likely outcomes, Find the probability that it will point at 2 3% 4 5 6 7) 8 and these are equally likely outcomes A game of chance consists of spinning an [...]
The table below- shows the daily expenditure on food of 25 households in a locality. Daily expenses (in Rs.) 100-150 150-200 200-250 250-300 300-350 No. of households 4 5 12 2 2 Find the mean daily expenses on food by a suitable method.
06
Oct
The table below- shows the daily expenditure on food of 25 households in a locality. Daily expenses (in Rs.) 100-150 150-200 200-250 250-300 300-350 No. of households 4 5 12 2 2 Find the mean daily expenses on food by a suitable method. 1 10-12 12-14 Number of houses 1 2 2-4 3 Which method [...]
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1 ,
10-12 ,
12-14 Number of houses 1 ,
2 ,
2-4 ,
3 Which method did you use for finding the mean ,
4-6 ,
5 ,
6 ,
6-8 ,
8-10 ,
A survey was conducted by a group of students as a part of their environment awareness programme ,
and why? ,
in which they collected the following data regarding the number of plants in 20 houses in a locality. Find the mean number of plants per house. Number of Plants 0-2 ,
In a retail market, fruit vendors were selling mangoes kept in packing boxes. These boxes contained varying number of mangoes. The following was the distribution of mangoes according to the number of boxes. Find the mean number of mangoes kept in a packing box. Which method of finding the mean did you choose?
06
Oct
In a retail market, fruit vendors were selling mangoes kept in packing boxes. These boxes contained varying number of mangoes. The following was the distribution of mangoes according to the number of boxes. Find the mean number of mangoes kept in a packing box. Which method of finding the mean did you choose? 1 10-12 [...]
Tags:
1 ,
10-12 ,
12-14 Number of houses 1 ,
2 ,
2-4 ,
3 Which method did you use for finding the mean ,
4-6 ,
5 ,
6 ,
6-8 ,
8-10 ,
A survey was conducted by a group of students as a part of their environment awareness programme ,
and why? ,
In a retail market ,
in which they collected the following data regarding the number of plants in 20 houses in a locality. Find the mean number of plants per house. Number of Plants 0-2 ,
A survey was conducted by a group of students as a part of their environment awareness programme, in which they collected the following data regarding the number of plants in 20 houses in a locality. Find the mean number of plants per house. Number of Plants 0-2, 2-4, 4-6, 6-8, 8-10, 10-12, 12-14 Number of houses 1, 2, 1, 5, 6, 2, 3 Which method did you use for finding the mean, and why?
06
Oct
A survey was conducted by a group of students as a part of their environment awareness programme, in which they collected the following data regarding the number of plants in 20 houses in a locality. Find the mean number of plants per house. Number of Plants 0-2, 2-4, 4-6, 6-8, 8-10, 10-12, 12-14 Number of [...]
Tags:
1 ,
10-12 ,
12-14 Number of houses 1 ,
2 ,
2-4 ,
3 Which method did you use for finding the mean ,
4-6 ,
5 ,
6 ,
6-8 ,
8-10 ,
A survey was conducted by a group of students as a part of their environment awareness programme ,
and why? ,
in which they collected the following data regarding the number of plants in 20 houses in a locality. Find the mean number of plants per house. Number of Plants 0-2 ,
Find the area of a triangle formed by the points A(5, 2), B(4, 7) and C(7, -4).
05
Oct
Find the area of a triangle formed by the points A(5, 2), B(4, 7) and C(7, -4). 2 4 7) and C(7 B(4 Find the area of a triangle formed by the points A(5 October 5, 2020 Category: Chapter 7 - Coordinate Geometry , Maths , NCERT Class 10 ,
If the points A(6, 1), B(8, 2), C(9, 4) and D(p, 3) are the vertices of a parallelogram, taken in order, find the value of p.
05
Oct
If the points A(6, 1), B(8, 2), C(9, 4) and D(p, 3) are the vertices of a parallelogram, taken in order, find the value of p. 1 2 3) are the vertices of a parallelogram 4) and D(p B(8 C(9 find the value of p. If the points A(6 taken in order October 5, 2020 [...]
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1 ,
2 ,
3) are the vertices of a parallelogram ,
4) and D(p ,
B(8 ,
C(9 ,
find the value of p. ,
If the points A(6 ,
taken in order ,
Show that the points (1, 7), (4, 2), (–1, –1) and (– 4, 4) are the vertices of a square.
05
Oct
Show that the points (1, 7), (4, 2), (–1, –1) and (– 4, 4) are the vertices of a square. –1) and (– 4 1 2 4 4) are the vertices of a square. 7) Show that the points (1 October 5, 2020 Category: Chapter 7 - Coordinate Geometry , Maths , NCERT Class 10 [...]
Do the points (3,2), (−2,−3) and (2,3) form a triangle? If so, name the type of triangle formed.
05
Oct
Do the points (3,2), (−2,−3) and (2,3) form a triangle? If so, name the type of triangle formed. −2 −3) and (2 2 3) form a triangle? If so Do the points (3 name the type of triangle formed. October 5, 2020 Category: Chapter 7 - Coordinate Geometry , Maths , NCERT Class 10 ,
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−2 ,
−3) and (2 ,
2 ,
3) form a triangle? If so ,
Do the points (3 ,
name the type of triangle formed. ,
Let A (4, 2), B (6, 5) and C (1, 4) be the vertices of ΔABC. (i) The median from A meets BC at D. Find the coordinates of point D. (ii) Find the coordinates of the point P on AD such that AP: PD = 2:1 (iii) Find the coordinates of point Q and R on medians BE and CF respectively such that BQ: QE = 2:1 and CR: RF = 2:1. (iv) What do you observe? (v) If A(x1, y1), B(x2, y2), and C(x3, y3) are the vertices of ΔABC, find the coordinates of the centroid of the triangle.
05
Oct
Let A (4, 2), B (6, 5) and C (1, 4) be the vertices of ΔABC. (i) The median from A meets BC at D. Find the coordinates of point D. (ii) Find the coordinates of the point P on AD such that AP: PD = 2:1 (iii) Find the coordinates of point Q and [...]
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-5) and (-2 ,
2 ,
5) and C (1 ,
9 ,
B (6 ,
Find the point on x-axis which is equidistant from the points (2 ,
Let A (4 ,