Question

plz answer......
it's urgent......​

Answer 1

⚡Answer ⚡

Agriculture was the key development in the rise of sedentary human civilization, whereby farming of domesticated species created food surpluses that enabled people to live in cities.

Answer 2

Answer:

Since in a rec diagonal are equal and bisect each other

∴OD=OA

and ∠S opp to equal sides are equal

∴∠1=x

Now, In ΔODA

∠DOA=70

0

(vertically opp. ∠S)

x+∠1+70=180

0

(∠ sum prop)

and ∠1=x

∴x+x+70=180

2x=110

x=

2

110

x=55

0

Step-by-step explanation:

please mark my ans as brainliest please