Question

find the base of triangle ehose area is 0.8dm square and altitude is 8cm

Answer 1

area = 0.8 dm
altitude = 8cm= 0.8dm

area of triangle = 1/2 × base × height
0.8 =1/ 2× base× 0.8
1=1/2 ×base
so, base = 2dm

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