Area of a Triangle

Topic:
Area

Please answers the following questions in the space provided below

1. Identify the height and base of rectangle AEFB? 2. How do you  calculate the area of a rectangle? 3. Calculate is the area of a rectangle 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 ofACB?  4. What conclusion can you make about the area of rectangle AEFB and 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 AEFB and 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 height of obtuse ∆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 AEFB and ∆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