Using the divisibility test, determine which of the following numbers are divisible by 2, 3, 4, 5, 6, 8, 9, 10, 11. Tabulate the data. 990; 1586; 275; 6686; 639210; 429714; 2856, 3060; 406839

In the figure (not to scale) AB = CD, angle DAP = angle DPA and A,B,C,D are concycli. If angle ADC = 80°, then find angle ACD.

Solve : 2^(x+2)+2^(x-1)=9

Volume of a Cylinder

What length of tarpaulin 3m wide will be required to make conical tent of height 8m and base radius 6m ? Assume that the extra length of material that will be required for stitching and wastage in cutting is approximately 20cm ( Use pi= 3.14)

Find the square of: 2a +b