If the area of a triangular piece of a cardboard is 90 sq. cm, then the height
corresponding to 20 cm long base is………..cm.
Answers
Answered by
0
Answer:
9 cm
Step-by-step explanation:
area of triangle = 1/2×base×height
90=1/2×20×height
height =9 cm
Answered by
6
Answer:
9cm
Step-by-step explanation:
area of triangle = 1/2(base×height)
90=1/2(20×height)
90×2=20×height
height=90×2/20
height=9cm
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