4.1 Review Worksheet
4.1.1 Classifying Triangles Classify each triangle by its angle measures. 1. △ BEA
A
B
60°
30°
30°
E
60°
30°
60°
2. △ DBC
3. △ ABC
D
C
Classify each triangle by its side lengths. 4. △ PST
5. △ RSP
6. △ RPT
Find the side lengths of each triangle. 7. z + 5
8.
2 x + 6.8
4 z – 4
3 z – 1
8 x + 1.4
9. Draw a triangle large enough to measure. Label the vertices X, Y, and Z. a. Name the three sides and three angles of the triangle.
b. Use a ruler and protractor to classify the triangle by its side lengths and angle measures.
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