How many right triangles with height 3 inches and base 6 inches can be cut from a sheet of paper that is 18 inches by 33 inches?
A) 33
B) 99
C) 66
D) 68
E) 61

Question

How many right triangles with height 3 inches and base 6 inches can be cut from a sheet of paper that is 18 inches by 33 inches? ​
A) 33
B) 99
C) 66
D) 68
E) 61

Quizplus · Accepted Answer

We can see that the sheet of paper can be divided into 11 rows of height 3 inches and 6 columns of width 6 inches. Thus, we can create a total of 66 right triangles with height 3 inches and base 6 inches. Therefore, the answer is choice C.

How Many Right Triangles with Height 3 Inches and Base