Question
Find the surface area of the smallest cube that can
perfectly fit a sphere of volume 7776π cm3 inside it.Solution
Let the radius of the sphere be 'R' cm. 7776π = (4/3) x π x R3 Or, 5832 = R3 So, R = 18 So, length of edge of the cube = 18 x 2 = 36 cm Required area = 6 x 362 = 7776 cm2
Directions: Choose the combination that completes the sentences.
Match Column I and Column II and choose the correct match from the given choice
Match Column I and Column II and choose the correct match from the given choice
Choose the combination that completes the sentence.
In the following question, a sentence is divided in to three parts, given in column 1, 2 and 3. Match the statements from column 1 with those in column...
In the following questions two columns are given containing three sentences/phrases each. In first column, sentences/phrases are A, B and C and in the ...