triangle height formula

Find the base of a triangle, if area of the triangle A and height h are known. => h 2 A or 2 h A or 2 A h or 2A h..

Question 21 - Question: Prove that if a line be drawn Parallel to the base of a D , the portion intercepted by the sides is bisected by the median to the base. [3 Mark] Answer: Given: In D ABC, PQ||BC. AD is the median of BC and meets BC in D. To prove: PR = RQ R is midpoint of PQ. Proof: Since PQ|..

The interior of the triangle is the set of all points inside a triangle..

Let a particle be at the points A, B, C at three successive times t, t ' and t '' respectively. is the displacement vector from time t to t ' . is the displacement vector from time t ' to t '' . The total displacement vector is the sum or the resultant of individual displacement vector ..

What is the area of a triangle with a height of 2 y - 5 and base equal to 2 times the height of the triangle? => 4 y 2 - 20 y + 25 or 4 y 2 + 20 y + 25 or 4 y 2 - 20 y + 50 or 4 y 2 + 20 y + 50..

Equilateral Triangle - Equilateral triangle is a triangle with following properties and as shown in the below geometrical figure. All the sides of triangle will be equal. The angles of triangle will be equal and 60 o In the above triangle,..

Interior and Exterior angles of a triangle - In a triangle when we refer to an angle, we mean the angle bounded by the two sides. The three angles lie in the interior region of the triangle. These angles are called the interior angles of the triangle. Now obs..

In a triangle when we refer to an angle, we mean the angle bounded by the two sides. The three angles lie in the interior region of the triangle. These angles are called the interior angles of the triangle. Now observe the triangle in which the sides are pr..

Concurrency of the perpendicular bisectors of the sides of a triangle - Draw a triangle ABC. Draw the perpendicular bisectors of its sides. The perpendicular bisectors of the sides of a triangle are concurrent (pass through the same point). Recall the procedure to draw..

Draw a triangle ABC. Draw its angle bisectors. The angle bisectors pass through a point. Recall the procedure to draw angle bisectors: With B as centre and with a convenient radius draw an arc of a circle to cut AB and AC at X and Y. With X and Y as centres and radius equal to mor..