Answer:
81
Step-by-step explanation:
Its a perfect square and 27*3=81
You have 11 items and you need to choose 5 of the 11.
There are 462 ways to choose them.
The formula is :
11! / (5!6!)
n!/(r!(n-r)!)
<u>1.38</u> as a fraction is <em>138/100</em> .
As a fraction, it can be reduced to lower terms.
138/100 = 69 / 50
The answer is D, Cavalieri's Principle
A reflex angle is the larger angle, it’s always more than 180* (half a circle) but less then 360* (a full circle).