Answer:
-24
Step-by-step explanation:
Answer:
36
Step-by-step explanation:
With no parenthesis
Answer:
The measure of the third arc is 
Step-by-step explanation:
step 1
we know that
The measurement of the external angle is the semi-difference of the arcs which comprises
in this problem
Let
x----> the greater arc of the circle intercepted by the secant and the tangent
y----> the smaller arc of the circle intercepted by the secant and the tangent

----> equation A

-----> equation B
Substitute equation B in equation A and solve for y

Find the value of x

step 2
Find the measure of the third arc
Let
z------> the measure of the third arc
we know that
-----> complete circle
substitute the values and solve for z


Answer:
1 7/12
Step-by-step explanation:
There is a strong, negative relationship between outside temperature and snow shovel sales. As x increases, y decreases.