-Supply Missing Statements and Missing Reasons for the Following Proof

question 4

Essay

-Supply missing statements and missing reasons for the following proof.
Given: Chords , , , and as shown
Prove: S1. R1.
S2. R2.
S3. R3. If 2 inscribed intercept the same arc, these are .
S4. R4.

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Definitions:

Variable Costs

Expenses that vary directly with the level of production or sales volume, such as raw materials and labor.

Fixed Costs

Costs that do not vary with the level of production or sales, such as rent, salaries, and insurance expenses.

Break Even

The point at which total costs and total revenues are equal, resulting in no net loss or gain.

Variable Costs

Costs that change in direct proportion to changes in levels of activity or production volume, such as materials and labor.