{ The base of an isosceles triangle is equal to }4 units and the }}{ base angle is equal to }45^° . A straight line cuts the extension }}{ of the base at a point }M at the angle }θ and bisects the lateral }}{ side of the triangle which is nearest to }M.} 19. The area of quadrilateral which the straight line cuts off } from the given triangle is

{ The base of an isosceles triangle is equal to }4 units and the }}{ b

1.	{ The base of an isosceles triangle is equal to }4 units and the }}{ base angle is equal to }45^° . A straight line cuts the extension }}{ of the base at a point }M at the angle }θ and bisects the lateral }}{ side of the triangle which is nearest to }M.} 19. The area of quadrilateral which the straight line cuts off } from the given triangle is
Answer» { The base of an isosceles triangle is equal to }4 units and the }}{ base angle is equal to }45^° . A straight line cuts the extension }}{ of the base at a point }M at the angle }θ and bisects the lateral }}{ side of the triangle which is nearest to }M.} 19. The area of quadrilateral which the straight line cuts off } from the given triangle is