See complete Problem 114

Area of Triangles, Incircle, Excircles. Level: High School, SAT Prep, College geometry

Post your solutions or ideas in the comments.

## Tuesday, June 3, 2008

### Elearn Geometry Problem 114

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## Tuesday, June 3, 2008

###
Elearn Geometry Problem 114

Online Geometry theorems, problems, solutions, and related topics.

See complete Problem 114

Area of Triangles, Incircle, Excircles. Level: High School, SAT Prep, College geometry

Post your solutions or ideas in the comments.

Subscribe to:
Post Comments (Atom)

S=pr

ReplyDeletefor i=1 to 6

all triangles have altitude r and side p

Si=0.5pr=0.5S

.-.

CD = CE = AF = AG = BH = BM = s

ReplyDelete(s= 1/2 perimeter)

S1 = 1/2.r.CD = 1/2.r.s = 1/2 S

S2 = 1/2.r.CE = 1/2.r.s = 1/2 S

S3 = 1/2.r.AF = 1/2.r.s = 1/2 S

S4 = 1/2.r.AG = 1/2.r.s = 1/2 S

S5 = 1/2.r.BH = 1/2.r.s = 1/2 S

S6 = 1/2.r.BM = 1/2.r.s = 1/2 S

Teddy A D wteddy@yahoo.com