Tuesday

January 27, 2015

January 27, 2015

Posted by **i need help from anyone!** on Monday, March 25, 2013 at 2:10am.

- GEOMetry(TRIANGLE) -
**black_widow**, Monday, March 25, 2013 at 4:48amAB=50

- GEOMetry(TRIANGLE) -
**stranger**, Monday, March 25, 2013 at 5:02amhow

- GEOMetry(TRIANGLE) -
**black_widow**, Monday, March 25, 2013 at 5:24amLet length of AB =a

sABC=sABD+sACD (s stands for area)

1/2x60x(a^2-30^2)^0.5=1/2x(16a+32a)

5(a^2-30^2)^0.5=4a

25a^2-16a^2=25x30^2

a^2=2500

a=50

**Answer this Question**

**Related Questions**

Geometry - ABC is an isosceles triangle where AB = AC and BC = 60. D is a point ...

9th grade - given that a(-1,8) ,b(2,4) and if the line y=4 is the axis of ...

Geometry - Please answer at least one . PLEASE 1. Triangle XYZ has a right ...

Geometry - semicircle inside isosceles triangle - Isosceles triangle ABC has ...

Geometry - Can I get help starting this exercise:- Let triangle ABC be such that...

Math (Geometry) - The perimeter of right triangle ABC is equal to the perimeter ...

Math - A(-11,8)B(2,-6) and C(-19,-8) are the vertices of Triangle ABC. N(X,Y) is...

another geometry question - BD is a perpendicular bisector of triangle ABC. XZ ...

geometry(triangle) - Triangle ABC is a right triangle with ∠ABC=90∘...

geometry - BD is a perpendicular bisector of triangle ABC. XZ is a perpendicular...