NCERT Solutions
Board Paper Solutions
Ask & Answer
School Talk
Login
GET APP
Login
Create Account
Popular
Latest
Expert Answers
ALL
Kartik
Subject: Maths
, asked on 11/3/18
but the answer is rs 20 and for another chocolate rs 18 .
Answer
1
Kartik
Subject: Maths
, asked on 11/3/18
find the probablity that when a die is thrown the number shown is:
*an even number.
Answer
3
Kartik
Subject: Maths
, asked on 11/3/18
DEEPAK BOUGHT TWO
CHOCLATE
BARS FOR RS.40. BY SELLING
THEM ,
HE EARNS
A PROFIT OF 15% ON ONE AND LOSES 10% ON THE
OTHER .
IF THE DIFFERENCE BETWEEN THEIR SELLING PRICES, IS RS. 9.10, FIND THE COST PRICE OF EACH OF TWO BARS? PLS SOLVE IT FAST URGENT?
Answer
1
Rohan
Subject: Maths
, asked on 10/3/18
Hi, could you please help me to calculate the height of the trapezium in question no 4
Q 4
. In quadrilateral ABCD, AB=10 cm, BC= 6 cm, CD= 2.8 cm, DA = 6 cm and its diagonals are 8 cm each.
(i) Are
∠
ADB and
∠
ACB right angles?
(ii) Is ABCD a trapezium? If yes, find its height.
(iii) Find the area of the quadrilateral.
Answer
1
Anurag Yadav
Subject: Maths
, asked on 9/3/18
which of the following is the product of -7/8 and 2/21
Answer
2
Santanu Sahoo
Subject: Maths
, asked on 8/3/18
Solve the following question:-
Q
.
12. In the adjoining figure ABC is a right triangle with
∠
B
=
90
°
; BC = 8 cm, AB = 4 cm. BDEF is a square inscribed in it. Find the side of the square.
Answer
1
Bhavesh
Subject: Maths
, asked on 3/3/18
Pls
EXERCISE 14 A
Q1. Find the measure of each exterior angle of a regular
(i) Pentagon (ii) hexagon (iii) heptagon (iv) decagon (v) polygon of 15 sides.
Q2. Is it possible to have a regular polygon each of whose exterior angles is 50°?
Q3. Find the measure of each interior angle of a regular polygon having
(i) 10 sides (ii) 15 sides.
Q4. Is it possible to have a regular polygon each of whose interior angles is 100°?
Q5. What is the sum of all interior angles of a regular
(i) pentagon (ii) hexagon (iii) nonagon (iv) polygon of 12 sides ?
Q6. What is the number of diagonals in a
(i) heptagon (ii) octagon (iii) polygon of 12 sides ?
Q7. Find the number of sides of a regular polygon whose each exterior angle measures :
(i) 40° (ii) 36° (iii) 72° (iv) 30°
Q8. In the given figure, find the angle measure x.
Answer
1
Bhavesh
Subject: Maths
, asked on 3/3/18
Pls
EXERCISE 14A
1. Find the measure of each exterior angle of a regular
(i) pentagon (ii) hexagon (iii) heptagon (iv) decagon
(v) polygon of 15 sides
2. Is it possible to have a regular polygon each of whose exterior angle is 50
o
?
3. Find the measure of each interior angle of a regular polygon having
(i) 10 sides (ii) 15 sides
4. Is it possible to have a regular polygon each of whose interior angle is 100
o
?
Answer
1
Bhavesh
Subject: Maths
, asked on 3/3/18
Pks
EXERCISE 14 A
Q1. Find the measure of each exterior angle of a regular
(i) Pentagon (ii) hexagon (iii) heptagon (iv) decagon (v) polygon of 15 sides.
Q2. Is it possible to have a regular polygon each of whose exterior angles is 50°?
Q3. Find the measure of each interior angle of a regular polygon having
(i) 10 sides (ii) 15 sides.
Q4. Is it possible to have a regular polygon each of whose interior angles is 100°?
Q5. What is the sum of all interior angles of a regular
(i) pentagon (ii) hexagon (iii) nonagon (iv) polygon of 12 sides ?
Q6. What is the number of diagonals in a
(i) heptagon (ii) octagon (iii) polygon of 12 sides ?
Q7. Find the number of sides of a regular polygon whose each exterior angle measures :
(i) 40° (ii) 36° (iii) 72° (iv) 30°
Q8. In the given figure, find the angle measure x.
Answer
1
Bhavesh
Subject: Maths
, asked on 3/3/18
Pls ans urgent
Q.5. What is the sum of all interior angles of a regular
(i) pentagon
(ii) hexagon
(iii) nonagon
(iv) polygon of 12 sides?
Answer
1
Joanna
Subject: Maths
, asked on 3/3/18
Q. In a quadrilateral ABCD, angle B = angle D = 90˚, AB = 7 cm, AC = 25 cm, CD = 20 cm. Find the Area of ABCD.
Answer
1
Joanna
Subject: Maths
, asked on 3/3/18
Q. PQR is an equilateral triangle with side 8 cm. On one of its sides PR, a right angled triangle PRS is drawn with angle PRS = 90
°
and RS = 12 cm. Find the area of PQRS.
Answer
1
Joanna
Subject: Maths
, asked on 3/3/18
Find the area of quadrilateral ABCD which has a diagonal 10 m and perpendiculars on it from opposite vertices are 6 m and 5 m
Answer
1
Joanna
Subject: Maths
, asked on 2/3/18
Two angles of a quadrilateral are of 90
0
each. The 3
rd
and 4
th
angle are in two ratio 2:3. Find the measure of 3
rd
and 4
th
angle.
Answer
2
Joanna
Subject: Maths
, asked on 2/3/18
The adjacent sides of a kite differ by 30cm. If its perimeter is 160cm, find its sides.
Answer
1
Prev
1
2
3
4
5
Next
What are you looking for?
*an even number.
A PROFIT OF 15% ON ONE AND LOSES 10% ON THEOTHER . IF THE DIFFERENCE BETWEEN THEIR SELLING PRICES, IS RS. 9.10, FIND THE COST PRICE OF EACH OF TWO BARS? PLS SOLVE IT FAST URGENT?
Q 4. In quadrilateral ABCD, AB=10 cm, BC= 6 cm, CD= 2.8 cm, DA = 6 cm and its diagonals are 8 cm each.
(i) Are ADB and ACB right angles?
(ii) Is ABCD a trapezium? If yes, find its height.
(iii) Find the area of the quadrilateral.
Q.12. In the adjoining figure ABC is a right triangle with; BC = 8 cm, AB = 4 cm. BDEF is a square inscribed in it. Find the side of the square.
EXERCISE 14 A
Q1. Find the measure of each exterior angle of a regular
(i) Pentagon (ii) hexagon (iii) heptagon (iv) decagon (v) polygon of 15 sides.
Q2. Is it possible to have a regular polygon each of whose exterior angles is 50°?
Q3. Find the measure of each interior angle of a regular polygon having
(i) 10 sides (ii) 15 sides.
Q4. Is it possible to have a regular polygon each of whose interior angles is 100°?
Q5. What is the sum of all interior angles of a regular
(i) pentagon (ii) hexagon (iii) nonagon (iv) polygon of 12 sides ?
Q6. What is the number of diagonals in a
(i) heptagon (ii) octagon (iii) polygon of 12 sides ?
Q7. Find the number of sides of a regular polygon whose each exterior angle measures :
(i) 40° (ii) 36° (iii) 72° (iv) 30°
Q8. In the given figure, find the angle measure x.
EXERCISE 14A
1. Find the measure of each exterior angle of a regular
(i) pentagon (ii) hexagon (iii) heptagon (iv) decagon
(v) polygon of 15 sides
2. Is it possible to have a regular polygon each of whose exterior angle is 50o ?
3. Find the measure of each interior angle of a regular polygon having
(i) 10 sides (ii) 15 sides
4. Is it possible to have a regular polygon each of whose interior angle is 100o ?
EXERCISE 14 A
Q1. Find the measure of each exterior angle of a regular
(i) Pentagon (ii) hexagon (iii) heptagon (iv) decagon (v) polygon of 15 sides.
Q2. Is it possible to have a regular polygon each of whose exterior angles is 50°?
Q3. Find the measure of each interior angle of a regular polygon having
(i) 10 sides (ii) 15 sides.
Q4. Is it possible to have a regular polygon each of whose interior angles is 100°?
Q5. What is the sum of all interior angles of a regular
(i) pentagon (ii) hexagon (iii) nonagon (iv) polygon of 12 sides ?
Q6. What is the number of diagonals in a
(i) heptagon (ii) octagon (iii) polygon of 12 sides ?
Q7. Find the number of sides of a regular polygon whose each exterior angle measures :
(i) 40° (ii) 36° (iii) 72° (iv) 30°
Q8. In the given figure, find the angle measure x.
Q.5. What is the sum of all interior angles of a regular
(i) pentagon
(ii) hexagon
(iii) nonagon
(iv) polygon of 12 sides?