1. Determine the value of \(2\sqrt{7}\) using a geometric method. (Only the construction marks are required.)

2. Determine the value of √19 using a geometric method. (Only construction marks are required.)

3. Find the value of √35 using a geometric method. (Only construction marks are required.)

4. Draw a right-angled triangle whose two sides adjacent to the right angle are 8 cm and 6 cm respectively, and draw an incircle of the triangle. (Only construction marks are required)

5. Determine the value of √35 geometrically. (Only indicate the construction marks at each step.)

6. Find the value of \( \sqrt{23} \) geometrically. (Only construction marks should be included.)

7. Determine the value of √23 geometrically. (Only construction marks should be used in each step.)

8. Draw triangle ABC where AB = 8 cm, BC = 6 cm, and ∠ABC = 60°. Construct the circumcircle of that triangle. (Only construction marks are required).