Answer:

Step-by-step explanation:
Given expression:
r =
, s = 
Now;
=
Insert the parameters:
=
= -
-x - = +
=
x
= 
Answer:
You may use cos 60° or sin 30°. Let's use cos 60°.
cos 60° = opp/hyp = (2 mm)/j
or
j = (2 mm)/(cos 60°) = 4 mm
The answer is
ILOVEMADONNA
Do you need work?
The number of cups of flour per shortcake in Wyatt's recipe is given by

The number of cups of flour per shortcake in Cora's recipe is given by

The number of more cups of flour needed by Cora is given by 0.35 - 0.3 = 0.05 cups.