A) Area of triangle = $\frac{1}{2}$12 ×10cm×24cm = 120 $cm^2$cm^{2} B) 2 triangles form a rectangle with length 24cm and breadth 10cm 100÷24 = 4 R4 60÷10 =6 Number of rectangles that can be cut = 4 ×6 =24 Number of triangles that can be cut = 24×2= 48




$a)\frac{1}{2}\times 10\mathrm{cm}\times 24\mathrm{cm}=120{\mathrm{cm}}^{2}\phantom{\rule{0ex}{0ex}}b)(60\times 100)\xf7120=50$ 






