The base side od two triangle of equsl altitide is 15 cm and 12 cm , the area if the first triangle is 315 cm square .what is the area of the second triangle
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Answer:
252 sq cm
Step-by-step explanation:
base of 1st triangle= 15cm
base of 2nd triangle =12 cm
altitude of two triangles = x
area of 1st triangle =315sq cm
1/2bh= 315
therefore h=42 cm
area of 2nd triangle = 1/2×12×42= 252 sq cm
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