Using the identity :
Cos (2a) = 1-2 Sin^2(a)
Therefore :<span>1−2 sin ^2 (22.5∘) = Cos(2a)
= Cos (2 * 22.5) = Cos 45</span>
See picture for rough graph
Answer:
20.2
Step-by-step explanation:
181.1 divided by the amount of days Susie ran.
Answer:
C & D
Step-by-step explanation:
Answer:
(6,6)
Step-by-step explanation:
The midpoint formula is
. Substitute (2,10) and (10,2) into this formula and simplify.
