Fundamentals of Triangles and Their Properties

Fundamentals of Triangles and Their Properties

#### What is the sum of the interior angles of a triangle? 1. [ ] 120 degrees 2. [x] 180 degrees 3. [ ] 240 degrees 4. [ ] 360 degrees #### What is the area of a triangle with a base of 6 cm and a height of 10 cm? 1. [ ] 15 cm 2. [x] 30 cm 3. [ ] 45 cm 4. [ ] 60 cm #### In an equilateral triangle, all sides have the same length. What is the measure of each angle of an equilateral triangle? 1. [x] 60 degrees 2. [ ] 90 degrees 3. [ ] 120 degrees 4. [ ] 150 degrees #### The hypotenuse of a right triangle is 25 cm and one of the remaining two sides is 5 cm longer than the other. The length of the other two sides is 1. [ ] 15cm and 10cm 2. [x] 15cm and 20cm 3. [ ] 12cm and 23cm 4. [ ] 10cm and 15cm #### Which of the following is a Pythagorean triplet? 1. [ ] 12,15,19 2. [ ] 8,13,18 3. [x] 5,12,13 4. [ ] None of the above