Pythagoras can be used if the triangle contains a right angle, remember, the angles inside a triangle always add up to 180 no matter what, so if you have two angles and simply wish to find the third, all you need to do is find the remaining difference
Answer:
This is a geometric sequence. There is no answer according to the choices you have provided.
Step-by-step explanation:
The sequence is;
4, 8, 16, 32, 64, ....
The formula to find n^th , 
, term is:
= a × r , where a is the first term and r is the common ratio.
Answer:
-2
Step-by-step explanation:
To turn a decimal into a percent, simply multiply it by 100.
.225 x 100 = 22.5%
Hope I helped!
