Question

7. The area of a trapezium is 686 cm. If one of the palun
distance between the parallel sides is 28 cm, find the ot
8. Find the area occupied by the tile shown in Fig. 14.11.
9. A park in the shape of regular octagon has flower bed
flower beds and the area of grassy portion and also find
T
15 cm
15 cm
25 cm
28 cm
15 cm
15 cm
28 cm
15 cm
15 cm
Fig. 14.11​

Answer 1

Answer:

hope it's helpful

Step-by-step explanation:

Area of trapezium = 21×(sum of parallel sides)×altitude

Let other parallel side be x cm.

Then, 

21(x+6)×4=28

⇒2(x+6)=28

⇒x=14−6

⇒x=8cm