+1982 
Find x.
A) 3
B) 3.75
C) 4.25
D) 5
E) 6.67
https://i.imgur.com/VIbPp2U.jpg
Given that ΔPQR is similar to ΔPTS, which statement MUST be true?
A) m∠PST = m∠QPR
B) m∠TPS = m∠RPQ
C) m∠SPT = m∠PTS
D) m∠PRQ = m∠PTS
E) m∠PST = m∠PQR
Given ΔABE is isosceles and AD = DE, which two angles are congruent?
A) ∠ BED ≅ ∠BEC
B) ∠ ABD ≅ ∠ BDE
C) ∠ BAE ≅ ∠BCE
D) ∠ ADB ≅ ∠BED
E) ∠ BAD ≅ ∠BED
+129852 1) This is known as the Intersecting Chord Theorem....
We have that
3 * 5 = 4 * x divide both sides by 4
15 / 4 = x = 3.75
2) B) m∠TPS = m∠RPQ
3) E) ∠ BAD ≅ ∠BED
