Friday

April 18, 2014

April 18, 2014

Posted by **Anonymous** on Sunday, January 16, 2011 at 11:42am.

• AB is x cm long

• BC is twice the length of AB

• AC is 10 cm longer than AB.

The perimeter of the triangle is 42 cm.

Write down an equation in x and solve it.

Use your answer to find the lengths of the sides of the triangle.

- geometry -
**bobpursley**, Sunday, January 16, 2011 at 1:13pmBC=2x

Ac=x+10

permiter=42=x+2x + 10+x

solve for x

**Related Questions**

maths - In a triangle ABC, AB = 2 cm, BC = 3 cm and AC = 4 cm. Choose the two ...

geometry - In triangle ABC, if line BC is one inch longer than line AB, line AC ...

GEOMetry(TRIANGLE) - ABC is an isosceles triangle where AB=AC and BC=60. D is a ...

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

Geometry - If in given triangle ABC, AB = 8 cm and BC = 6 cm, then what is the ...

geometry - Open that link please please help me with my assignments 1. in the ...

geometry - Triangle ABC, AB=8, BC=10, and AC=12, M is the midpoint of AB, and N ...

math - triangle ABC, AB = x cm, BC = (x-4)cm, AC =10 cm and angle BAC = 60° ...

geometry - : the perimeter of triangle abc is 26m bc is two -thirds as long as ...

math - in the triangle ABC , AD ray bisects the exterior angle of the triangle ...