The base of an isosceles triangle is 48cm and one of its equal sides is 30cm. Find the area of the triangle.
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Answer:
A=432cm²
Step-by-step explanation:
Using the formulas
A=bhb
2
hb=a2﹣b2
4
Solving forA
A=1
4b4a2﹣b2=1
4·48·4·302﹣482=432cm²
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