Triangles Unit Test 92% Correct Questions and Answers.

Triangles Unit Test 92% Correct Questions and
Answers.
Based on the diagram, which expresses all possible lengths of segment AB? - ANS 27
< AB < 81

Which angle is an adjacent interior angle to ∠JKM? - ANS ∠MKL

Triangle KNM is shown.



What is true about the sides of KNM? - ANS KN = NM

If isosceles triangle ABC has a 130° angle at vertex B, which statement must be true? -
ANS m∠A + m∠B = 155°

What is the m∠ABC? - ANS m∠ABC = 60°

Point H is the circumcenter of triangle DEF.


Which must be true? Check all that apply. - ANS Point H is the center of the circle that
passes through points D, E, and F.
HE = HD
LH = NH

Triangle XYZ is isosceles. Angle Y measures a°.



What expression represents the measure of angle X? - ANS 180 - 2a

The lengths of the sides of triangle XYZ are in terms of the variable m, where m ≥ 6.



Which is correct regarding the angles of the triangle? - ANS mY < mZ < mX

In the diagram, which must be true for point D to be an orthocenter? - ANS BE ⊥ AC,
AG ⊥ BC, and CF ⊥ AB.

In triangle TRS, VZ = 6 inches. What is RZ? - ANS 12 inches