Geometry retake

Find the area of this triangle.

• 20 cm²
• 35 cm²
• 40 cm²
• 17.5 cm²

Find the area of this triangle.

• 20 cm²
• 35 cm²
• 40 cm²
• 17.5 cm²

What is the area?

• 30 m²

• 11 m²

• 25 m

• 15 m²

A student is trying to construct triangles using four different sets of angles. The angles in each set are given below. Which set will form a triangle?

• 45°, 65°, 70°

• 150°, 110°, 100°

• 50°, 50°, 50°

• 90°, 90°, 90°

A triangle has one angle that measure 81° and one that measures 37°. What is the measure of the third angle?

• 62°

• 76°

• 118°

• 99°