prism

definition: 
A solid geometric figure whose two ends are similar, equal, and parallel rectilinear figures, and whose sides are parallelograms.
sentence: 
We will show that the area of this ring is equal to the area of the corresponding cross section of the dome, which implies that the dome and the punctured prism have equal volumes.
difficulty: 
easy
toefl frequency: 
1
toefl classification: