Question

12. There is a pentagonal park. Its area is found in two different ways. Are they same?
20 cm
30 cm
20 cm​

Answer 1

Answer:

There is a Pentagonal park. lts area is found in two different ways. 20 cm

Answer 2

Answer:

R.E.F image

Area of pentagon =ar(ΔABC)+ar(BCED)

=[

2

1

×base×height]+[side×side]

=[

2

1

×15×15]+[15×15]

=

2

225

+225

=

2

225+450

=

2

675

Area of pentagon =337.5m

2

solution