Which postulate can be used to prove thattriangle TQRandtriangle RSTLare congruent?
Given: line segment TQis perpendicular to line segment QR line segment SRis perpendicular to line segment ST and line segment QT is congruent to line segment SR

A. AAS
B. SSA
C. SAS
D. HL

Question

Which postulate can be used to prove thattriangle TQRandtriangle RSTLare congruent?
Given: line segment TQis perpendicular to line segment QR line segment SRis perpendicular to line segment ST and line segment QT is congruent to line segment SR

A.	AAS
	B.	SSA
	C.	SAS
	D.	HL

anonymous · Answer

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anonymous · Answer

try doing it by elimination...
AAS - you only know a pair of angles congruent. 
SSA - ambiguous case (not a postulate)
SAS - you only know 1 pair of congruent sides.
HL - the hypotenuse to each are congruent and a pair of legs are congruent.