Answer:
20
Step-by-step explanation:
20 is the lowest common multiple
Answer:
cos S = 
Step-by-step explanation:
this is a 7- 24- 25 right angle with RS = 7 , then
cos S =
=
= 
A decimal point is a dot or period that is placed after a whole number. Every number has a decimal point. For example, 1.243 has one. Also, 5. has a decimal point. They are just sometimes invisible. When you use a decimal point, it means that the number has a part of something added to it.
Answer:
0.875
Step-by-step explanation:
First observe that if
,

Let
and
. It follows that

Now let
, so
. Solving for
,

which means

Now solve for
.

(note that we assume
)

(we omit
since
is not true)