A villager Ram has a plot of land in the shape of concave quadrilatera

1.	A villager Ram has a plot of land in the shape of concave quadrilateral ABDFA as shownin the figure. He himself decided to construct a health care centre for the villagers in thearea FCD and keep the remaining with him.(ii) What values of Ram is depicting while deciding to do so?
Answer» ANSWER: Step-by-step EXPLANATION: ANSWER: In Δ ABC ∠BAC+∠ACB+∠ABC=180 40+90+∠ABC=180−130 ∠ABC=50 In Δ BED ∠BED+∠EDB+∠DBE=18− 100+x+50=180 x=180−150 x=30 ∴x=30

A villager Ram has a plot of land in the shape of concave quadrilateral ABDFA as shownin the figure. He himself decided to construct a health care centre for the villagers in thearea FCD and keep the remaining with him.(ii) What values of Ram is depicting while deciding to do so?

Answer»

Step-by-step EXPLANATION:

ANSWER:

In Δ ABC

∠BAC+∠ACB+∠ABC=180

40+90+∠ABC=180−130

∠ABC=50

In Δ BED

∠BED+∠EDB+∠DBE=18−

100+x+50=180

x=180−150

x=30

∴x=30