Find the cost of fencing a rectangular park of length 160 m and breadth 72m at the rate of rs 16 per metre
Answers
Step-by-step explanation:
How did Hawking startle the audience?
Answer:
He startled his audience by telling them that there was an end in sight for Theoretical Physics. He invited them to join him in a sensational escape through time and space.
Question 2.
Stephen Hawking did not appear to be a promising choice to lead any adventure. Why?
Answer:
He was sitting in a wheelchair while one of his students was reading his lecture to the audience. His appearance was not healthy and naturally he did not appearto be a promising choice to lead any adventure.
ᴀʀᴇᴀ ᴏғ ᴏᴜᴛᴇʀ ʀᴇᴄᴛᴀɴɢʟᴇ = 75 × 60
= 4500 ᴍ
ᴀʀᴇᴀ ᴏғ ɪɴɴᴇʀ ʀᴇᴀᴄᴛᴀɴɢʟᴇ = 67 × 52
= 3484 ᴍ
ᴀʀᴇᴀ ᴏғ ʀᴏᴀᴅ = ᴏᴜᴛᴇʀ - ɪɴɴᴇʀ ʀᴇᴄᴀᴛɴɢʟᴇ
= 4500 - 3484
= 1016 ᴍ
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