Area of Non-right Triangles Quick Check

5 of 55 of 5 Items

Question
Use the image to answer the question.

An illustration shows a 10 by 10 grid. A non-right triangle is enclosed within the grid. The first vertex is at the top of row 2 and the right of column 1. The second vertex is at the top of row 10 and the right of column 4. The third vertex is at the top of row 10 and the right of column 7.

What is the area of the non-right triangle? The base and height are found by counting the squares.

(1 point)
Responses

12 square units
12 square units

14 square units
14 square units

28 square units
28 square units

24 square units

The correct answer is 28 square units.