1.

Find the height of the right angled triangle whose area is \[\mathbf{30}\text{ }\mathbf{c}{{\mathbf{m}}^{\mathbf{2}}}\] and base is 5 cm.

A. 20 cm                 
B.       10 cm
C. 12 cm    
D.       40 cm
E. None of these
Answer» D.       40 cm


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