Geometryhard · Past Paper
What is the area of the triangle formed by joining the midpoints of the sides of a triangle with area 100 sq cm?
A50 sq cm
B25 sq cm
C20 sq cm
D10 sq cm
✓ Correct Answer: B — 25 sq cm
The four triangles formed by joining the midpoints are congruent and each has 1/4 the area of the original triangle. 100/4 = 25.
Share this question
More from Geometry
- The slope of a line which is equally inclined to the axes is:
- If two triangles are congruent, their corresponding areas must be:
- Which of the following points lies on the line y = 2x + 1?
- A line parallel to the X-axis through (h, k) is:
- What is the area of a circle whose equation is x^2 + y^2 - 4x - 6y - 3 = 0?