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A quadrilateral field of unequal has a longer diagonal with 140m. The perpendiculars from opposite vertives upon this diagonal are 20m and 14m. Find the area of the field.
Concept: undefined >> undefined
The floor of a room is of size 6 m x 5 m. Find the cost of covering the floor of the room with 50 cm wide carpet at the rate of Rs.24.50 per metre. Also, find the cost of carpeting the same hall if the carpet, 60 cm, wide, is at the rate of Rs.26 per metre.
Concept: undefined >> undefined
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Find the area of a quadrilateral field whose sides are 12m, 9m, 18m and 21m respectively and the angle between the first two sides is a right angle. Take the value of `sqrt(6)` as 2.5.
Concept: undefined >> undefined
Find the diagonal of a quadrilateral whose area is 756cm2 and the perpendicular from the opposite vertices are 17cm and 19cm.
Concept: undefined >> undefined
State whether true or false:
√2 + √3 = √5
Concept: undefined >> undefined
State, in each case, whether true or false :
2√4 + 2 = 6
Concept: undefined >> undefined
3√7 - 2√7 = √7
Concept: undefined >> undefined
State, in each case, whether true or false :
`2/7` ia an irrational number.
Concept: undefined >> undefined
State, in each case, whether true or false :
`5/11` is a rational number.
Concept: undefined >> undefined
State, in each case, whether true or false :
All rational numbers are real numbers.
Concept: undefined >> undefined
State, in each case, whether true or false :
All real numbers are rational numbers.
Concept: undefined >> undefined
State, in each case, whether true or false :
Some real numbers are rational numbers.
Concept: undefined >> undefined
Given universal set =
`{ -6, -5 3/4, -sqrt4, -3/5, -3/8, 0, 4/5, 1, 1 2/3, sqrt8, 3.01, π, 8.47 }`
From the given set, find: set of irrational numbers
Concept: undefined >> undefined
Given universal set =
`{ -6, -5 3/4, -sqrt4, -3/5, -3/8, 0, 4/5, 1, 1 2/3, sqrt8, 3.01, π, 8.47 }`
From the given set, find: set of integers
Concept: undefined >> undefined
Given universal set =
`{ -6, -5 3/4, -sqrt4, -3/5, -3/8, 0, 4/5, 1, 1 2/3, sqrt8, 3.01, π, 8.47 }`
From the given set, find : set of non-negative integers
Concept: undefined >> undefined
Write a pair of irrational numbers whose sum is rational.
Concept: undefined >> undefined
Write in ascending order: 3√5 and 4√3
Concept: undefined >> undefined
Write in ascending order : `2 root(3)(5) and 3 root(3)(2)`
Concept: undefined >> undefined
Write in ascending order : 6√5, 7√3 and 8√2
Concept: undefined >> undefined
Write in ascending order : 6√5, 7√3, and 8√2
Concept: undefined >> undefined
