Mathematics
ABC is an isosceles triangle with AB = AC = 12 cm and BC = 8 cm. Find the altitude on BC and hence calculate its area.
Related Questions
In a triangle ABC, AD is perpendicular to BC. Prove that AB2 + CD2 = AC2 + BD2.
In △PQR, PD ⊥ QR such that D lies on QR. If PQ = a, PR = b, QD = c and DR = d, prove that (a + b)(a - b) = (c + d)(c - d).
Find the area and the perimeter of a square whose diagonal is 10 cm long.
In figure given below, ABCD is a quadrilateral in which AD = 13 cm, DC = 12 cm, BC = 3 cm, ∠ABD = ∠BCD = 90°. Calculate the length of AB.
