Question

15. The number of faces a tetrahedron has
O 3
O 10
O 6
O 4
16. If the length of side of a cube is doubled
then the ratio of volumes of new cube and original cube is*
O 2:1
O 6:1
O 8:1
O 4:1​

Answer 1

15) tetrahedron has 4 faces

16)8:1

Answer 2

Answer:

15.tetrahed4on has 4 faces

Step-by-step explanation:

16.the ratio is 8:1