What is the area of the right-angled triangle ΔMNO, right angled at N.
What is the area of the right-angled triangle MNO? (right angled at N)
ADC is a right angled isosceles △ with right angle at D. What should be the area of △ AFE?
The points A(-a,b), B(-a,c) and C(a,c) form the vertices of a triangle. Which of the following is true?