Construct the following angles using set-squares: `45^0` (ii) `90^0` (iii) `60^0` (iv) `105^0` `75^0` (vi) `150^0`

Write the complement of each of the following angles: (i) 20^0 (ii) 35^0 (iii) 90^0 (iv) 77^0 (v) 30^0

Find the supplement of each of the following angles: (i) 135^0 (ii) 90^0

Find the complement of each of the following angles: (i) 45^0 (ii) 85^0

Which of the following points lies on the X-axis? (i) (4.0) (ii) (5,0) (iii) (0, -2) (iv) (0,0)

Express the following decimals as fractions in lowest form: 0.05 (ii) 3.75 (iii) 0.004 (iv) 5.066

Write each of the following decimals in words: 250.05( ii) 0.75 (iii) 8.005 (iv) 0.635

Plot each of the following points on a graph paper: (i) (-3, 0) (ii) (3, 0) (iii) (0, -3) (iv) (0, 3)

Convert the following decimals as fractions: 2.3675 (ii) 54.26 (iii) 75.35 (iv) 0.7575

Write the characteristic of each of the following numbers by using their standard forms: 1235.5 (ii) 346.41 (iii) 62.723 (iv) 7.12345 0.35792 (vi) 0.034239 (vii) 0.002385 (viii) 0.0009468

Express each of the following in standard from: (i) 345" "(ii) 180000" "(iii) 0.000003" "(iv)0.000027