Chapter 4 Triangles

Which best describes the type of triangle?

• Acute Scalene

• Acute Isosceles

• Obtuse Scalene

Which of the following is a valid congruence statement based on the figure?

Find the measure of ∠3.

Find the measure of ∠2.

HINT: Find m∠1

m∠1 and m∠2 are supplementary

Find the measure of ∠3.

If △TGS ≅ △KEL (not pictured), which angle in △KEL corresponds to ∠T ?

Find the value of x.

• 145

• 125

• 135

• 45

Find measure of angle 1.

• 68

• 56

• 62

• 50

The two triangles in the diagram are congruent. Find the values of x and y.

• x = 24.2, y = 20

• x = 21.2, y = 21

• x = 13.8, y = 14

• x = 15.6, y = 18

Triangle DEF is congruent to triangle DGF by the ____________.

• ASA Postulate

• SSS Postulate

• SAS Postulate

• SSA Postulate