Answer:
3 is in
Step-by-step explanation:
Here's the solution,
The given triangle is an <u>equilateral triangle</u>, because it's all angles measure 60° each
now,
Area of an equilateral triangle :
=》

where,
=》

=》

=》

or
=》

The answer is C: 3 books, 2.5 weeks.
Answer:
Answer- number D
Step-by-step explanation:
Answer:
(a) 
(b)
Step-by-step explanation: