Therefore the triangle will have area of \(8 \sqrt5 \ square\ cm. What are the measures of all the exterior angles of the isosceles triangle Solution: In this case, we have the measure of an internal angle. AC congruent to AB (Symmetric Property) 2. \)įinally, we will compute the Area of the isosceles triangle as follows, kasturitejasvi 11 years ago What if I solve this by saying that Triangle ABC is congruent to itself (through SAS) in this way - 1. Thus altitude of the triangle will be \(2\sqrt5 \ cm. 6 area of triangles and quadrilaterals kuta software llc, 4 isosceles and equilateral triangles kuta. Now, we will compute the Altitude of the isosceles triangle as follows, Its two equal sides are of length 6 cm and the third side is 8 cm.įirst, we will compute Perimeter of the isosceles triangle using formula,
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