Solve this, u r brilliant.. its a 6 letter word 1. first 3 letter indicate biggest thing in world. 2. 2, 3, 4 letter indicate parts of human body. 3. 3, 4, 5 letter indicate part of circle.. 4. the whole word is the key of internet now. 101% brain work only one ⚪ lets see who will find the

First 3 letters indicate the biggest thing in world: SEA
Letters 2, 3, 4 indicate a part of human body: EAR
Letters 3, 4, 5 indicate part of circle: ARC
The whole word is the key of internet now

The answer is SEARCH

Hypothesis: volumes of both figures are equal.the volume of  figure 1 is: .the volume of figure 2 is: .since , you can conclude that and . so, .volumes of figures are equal only when an angle in the basis is right (then figures will be the same), in another cases volume of figure 1 is less than volume of figure 2.the hypothesis was not correct in all cases.