Figures on the same base and between the same parallels

Which of the following figures lie on the same base and between the same parallels ?

Which of the following figures lie on the same base and between the same parallels?

Which of the following figures lie on the same base and between the same parallels. In such a case, write the common base and the two parallels.

Which of the following figures lie on the same base and between the same parallels.In such a case,write the common base and the two parallels.

Which of the following figures lie on the same base and between the same parallels.In such a case; write the common base and two parallels:

Prove that parallelograms on the same base and between the same parallels have the same area.

Triangles on the same base and between the same parallel are equal in area.

Theorem 9.1 : Parallelograms on the same base and between the same parallels are equal in area.

Triangles on the same base and between the same parallels are equal in area. GIVEN : Two triangles A B C and P B C on the same base B C and between the same parallel lines B C and A Pdot TO PROVE : a r( A B C)=a r( P B C) CONSTRUCTION : Through B , draw B D C A intersecting P A produced in D and through C , draw C Q B P , intersecting line A P in Q.