Answer:
this is an example
Step-by-step explanation:
Answer:
b 321 and 322
Step-by-step explanation:
because 321.5 is between 321 and 322
<h3><u>Answer</u> :</h3>
For triangle : A + B + C = π
⇒ A + B = π - C
⇒ cot(A + B) = cot(π - C)
⇒ 
⇒ 
<u>Now 1st part of the given expression</u>!
⇒ 
⇒ 
⇒ 
⇒ 1 - cotB cotC
<u>Similarly 2nd part</u>!
⇒ 1 - cotA cotB
<u>Similarly 3rd part</u>!
⇒ 1 - cotC cotA
<u>LHS</u> :


= <u>RHS</u>
<h3>Hence Proved!!</h3>
C) One third of the day is 8 hours. Sandra sleeps for 8 hours.
D) One eighth of the day is 3 hours. Sandra visits her family and friends for 3 hours.
Answer:
yes its 24/3 but reproduce is 1/8
Step-by-step explanation: