Complete the two-column proof by providing a reason for each of the five statements. Given: Rectangle RUTS

Prove: ∠USR = ∠SUT

Statement
1. RUTS is a rectangle
2. RU = ST; UT = RS
3. ∠STU and ∠SRU are right angles
4. ΔURS ≅ Δ STU
5. ∠USR = ∠SUT

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The graph shows the distance y, in inches, a pendulum moves to the right (positive displacement) and to the left (negative displacement), for a given number of seconds x. how many seconds are required for the pendulum to move from its resting position and return? enter your answer in the box.