The length of the base of an isosceles triangle is 24 cm and the length of each equal side is 13 cm. The area of the triangle is :

1. 60 cm²

2. 120 cm²

3. 156 cm²

4. 164 cm²

One side of a parallelogram is 6 m. If the area of a parallelogram is 30 m², then its height corresponding to the side is :

1. 10 m

2. 5 m

3. 12 m

4. 14 m

The length of one diagonal of a rhombus of area 24 cm² is 6 cm. The length of the other diagonal is :

1. 4 cm

2. 8 cm

3. 12 cm

4. 16 cm

The distance between the parallel sides of a trapezium of area 27.5 cm² is 5 cm. If the length of one of those two parallel sides is 7.5 cm, then the length of the other side is :

1. 3.5 cm

2. 7 cm

3. 8.5 cm

4. 9 cm