Question

answer will be reported when u give irrelevant answer..........plz answer fast ​

Answer 1

Answer:

it is convex lens

this the answer

mark my answer as brainlist

Answer 2

$\huge{\boxed{\boxed{\underline{\rm{\pink{⫷❥ᴀ᭄n §₩ΣR⫸}}}}}}$

1. It is a concave lens.

2. f=−10cm=−0.1m

P=1/f=1/(−0.1)=−10D

$\huge{\boxed{\boxed{\underline{\rm{\pink{༄❁❁❁❁❁༄}}}}}}$