Use support lines in Fig. to construct a pointed arch. Class 7

Use support lines in Fig. to construct a pointed arch. Class 7

Question 1.

Use support lines in Fig. to construct a pointed arch. Make different arches, by changing the radius of the arcs. Class 7

Solution:

Do as directed.

Question 2.

Make your own arch designs. Class 7

Solution:

Do as directed.

Question 3.

Can we break a regular hexagon into smaller pieces that can be constructed? Class 7

Solution:

Yes.

Question 4.

In Fig. can you explain why AOD, BOE and COF are straight lines? Class 7

Solution:

Because each is formed by adding three 60° angles.