- Tardigrade
- Question
- Mathematics
- Construct a regular pentagon in a circle of radius 4 cm. The following sentences are the steps involved in the following constructions. Arrange them in sequential order from first to last. (A) With D as centre and A B as radius draw an arc which cuts the circle at the point C. (B) With A as centre and A B as radius draw an arc which cuts the circle at the point E. (C) Construct a circle with radius 4 cm. (D) Join A B. (E) Draw two radii overlineO A and overlineO B such that angle A O B=72°. (F) Join A E, E D, D C, and C B. (G) With E as centre and A B as radius draw an arc which cuts the circle at the point D.
Q.
Construct a regular pentagon in a circle of radius . The following sentences are the steps involved in the following constructions. Arrange them in sequential order from first to last.
(A) With as centre and as radius draw an arc which cuts the circle at the point .
(B) With as centre and as radius draw an arc which cuts the circle at the point .
(C) Construct a circle with radius .
(D) Join .
(E) Draw two radii and such that .
(F) Join , and .
(G) With as centre and as radius draw an arc which cuts the circle at the point .
Solution: