The least common multiple of 2 and 4 is 4 .
Here's a useful hint to keep in mind:
If the smaller number is a factor of the larger number,
then the larger number is the LCM of both of them.
I believe it is the first one but I might be wrong.
The triangle must be isosceles, due to the perpendicular bisector. Therefore, the expression 20 - 15 can be used to yield an answer of B. 5.
Hope this helps!
Answer:
8
Step-by-step explanation:
(10-4)+20/20
6+20/10
6+2
8