Question

Given below are some sentences. Give their Perfect Progressive tenses as instructed in
brackets:
I was doing my work. (Past Perfect Progressive)
The patient is suffering in the hospital for the last few days. (Present Perfect Progressive)
Sreesanth is in home isolation for the last five days. (Present Perfect Progressive)
H. Rini is staying in Bhopal since 2010. (Present Perfect Progressive)
His exams began on 1st February, 2020. He was preparing since October, 2019. (Past Perfect
Progressive)
​

Answer 1

Answer:

It consists of a region bounded by two radii and an arc lying between the radii. The area of a sector is a fraction of the area of the circle. This area is proportional to the central angle. In other words, the bigger the central angle, the larger is the area of the sector.