Maths-
General
Easy
Question
In the figure, 
, AB = 9cm, AD = 7cm, CD = 8cm and CE = 10cm Then DE = ?
- 4cm
- 6cm
- 8cm
- 10cm
The correct answer is: 6cm
Related Questions to study
Maths-
In the figure, 
. If AB = 3cm, PB = 2cm and PR = 6cm then QR=? Cm
In the figure, . If AB = 3cm, PB = 2cm and PR = 6cm then QR=? Cm
Maths-General
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In the figure, 
OB = 2x + 1, OC = 5x – 3, OD = 6x – 5 then AC =....units
In the figure, OB = 2x + 1, OC = 5x – 3, OD = 6x – 5 then AC =....units
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Which possesses the tendency of complex formation?
Which possesses the tendency of complex formation?
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Lanthanides which are placed below the main body of periodic table are a part of:
Lanthanides which are placed below the main body of periodic table are a part of:
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The long form of periodic table is nothing but just a graphical representation of ... principle
The long form of periodic table is nothing but just a graphical representation of ... principle
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Fe, Co, Ni are placed in .................
Fe, Co, Ni are placed in .................
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In modern periodic table the elements are arranged in the order of:
In modern periodic table the elements are arranged in the order of:
Chemistry-General
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Atomic weight as the fundamental property of atom was first recognised by:
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Modern periodic law was proposed by:
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Which of the following is the contribution of John Dalton to the field of classification of elements ?
Which of the following is the contribution of John Dalton to the field of classification of elements ?
Chemistry-General
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Which of the following is the basis for Lavoisier’s classification of elements ?
Which of the following is the basis for Lavoisier’s classification of elements ?
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According to Bohr’s theory the angular momentum of electron in 5th orbit is:
According to Bohr’s theory the angular momentum of electron in 5th orbit is:
Chemistry-General
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In a multielectron atom which of the following orbitals described by three quantum numbers will have same energy in the absence of magnetic and electric fields ?
a) n=1 l=0, m=0
b) n=2, l=0 m=0
c) n=2 l=1 m=1
d) n=3 l=2 m=1
e) n=3 l=2 m=0
In a multielectron atom which of the following orbitals described by three quantum numbers will have same energy in the absence of magnetic and electric fields ?
a) n=1 l=0, m=0
b) n=2, l=0 m=0
c) n=2 l=1 m=1
d) n=3 l=2 m=1
e) n=3 l=2 m=0
Chemistry-General
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How many sets of four quantum numbers are possible for electrons present in He-2 anion?
How many sets of four quantum numbers are possible for electrons present in He-2 anion?
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A transition metal ‘X’ has configuration [Ar] 3d4 in its+3 oxidation state.Its atomic number is....
A transition metal ‘X’ has configuration [Ar] 3d4 in its+3 oxidation state.Its atomic number is....
Chemistry-General
