A triangular wall section has base 6 m and height 4 m. Painting it requires 1 litre of paint per 8 sq m of wall. How many litres of paint are needed (rounded up to the next whole litre)?
Class 7Area of TrianglesPerimeter and Area
A1
B4
C3
D2
Step-by-Step Solution
Area = 21x6×4=12 sq m. Paint needed = 812=1.5 litres, rounded up to 2 litres.
Answer: D) 2
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