# Area of a Triangle

- Author:
- Ron Livecchi, KWS

- Topic:
- Area

## Please answers the following questions in the space provided below

1. Identify the height and base of rectangle ** AEFB**?
2.

*do you calculate the area of a rectangle? 3. Calculate is the area of a rectangle*

__How__

*AEFB.*## Point C should be on the segment between points E and F, to form ∆ACB. ∆ACB is known as an acute triangle.

Please type your answers in the space below.
1. What is the definition of an acute triangle?
2. Is the * height* of acute ∆ACB located Inside the triangle or outside the triangle?
3. Calculate the area of

*∆***? 4. What conclusion can you make about the area of rectangle**

*ACB***and**

*AEFB*

*∆***?**

*ACB*## Place point C right on top of point F to make ∆ACB a right triangle.

Please type your answers in space below.
1. What is the definition of a right triangle?
2. Is the height of right ∆ACB located inside the triangle or outside the triangle?
3. Calculate the area of *∆*** ACB**?
4. What conclusion can you make about the area of rectangle

**and**

*AEFB*

*∆***?**

*ACB*## Place point C two spaces to the left of point F (point C is no longer be on segment EF), to make ∆ACB an obtuse triangle.

Please type your answers in the space below.
1. What is the definition of an obtuse triangle?
2. Is the * heigh*t of obtuse ∆ACB located inside the triangle or outside the triangle?
3. Calculate the area of

**? 4. What conclusion can you make about the area of rectangle**

*∆ACB***and**

*AEFB***?**

*∆ACB*## Please type your answer below

1. How would you describe the height of the triangle? 2. Write the rule to find the area of a rectangle and the rule to find the area of a triangle