Question
What will be the total surface area of a triangular
pyramid whose sides are all 2cm long?Solution
A = 2 cm The total surface area of the triangular pyramid = 4(β3/4 Γ a Γa) = 4 Γβ3 /4 Γ4 = 4β3cmΒ²
If ‘P’ means ‘+’, V means ‘x’, T means ‘-‘ and ‘Q’ means “÷’ , then find ...
If βΓ·β means β-β, β-β mean β+β, β+β means βΓβ and βΓβ means βΓ·β, compute the value of the expression:
132 Γ ...
If 'A' means ' X ', 'B' means 'Γ·', 'C' means '+' and 'D' means ' - ', then what will come in the place of '?' in the given expression?
200 B 8 C...
If β+β means βminusβ, βΓβ means βdivided byβ, βΓ·β means βplusβ, and β-β means then βmultiplied byβ
210 Γ 7 β...
Which two signs need to be interchanged to make the following equation correct?
62 β 12 Γ 60 Γ· 12 + 30 = 92
If β#β means β-β, β@β means β+β, β$β means βΓ·β and β&β means βΓβ, then what is the value of the following expression?<...
In an imaginary mathematical system, symbol 'β' stands for addition, symbol '+' stands for division, symbol 'Γ' stands for subtraction, and symbol 'οΏ½...
What will be the value of expression if the numbers/digits β(42)β and β(18)β are interchanged?
54 Γ· 42 Γ 10 + 18 β 12 + 20
...By interchanging the given two numbers (not digits), which of the following equations will be correct?
24 and 9
I. 113 + 24 β 20 Γ 9 Γ·...
If 'A' means (+), 'B' means (-), 'C' means (Γ·), and 'D' means ( X ), then what is the value of the following expression?
124 A 248 C 31 B 15 D ...
Relevant for Exams:
