An umbrella is made by stitching 10 triangular pieces of cloth of two different colours (see Fig.) each piece measuring 20 cm, 60 cm and 60 cm. if the cost of clothes to make the umbrella is Rs 2000, find the cost of 10 cm square cloths.​

Select all the correct answers. what is 221,000,000,000,000,000,000 expressed in scientific notation?

Ab based on the given diagram, if m_1 = 60° then m 2 = 30 60 90 180

The human resources manager at a company records the length, in hours, of one shift at work, x. he creates the probability distribution below. what is the probability that a worker chosen at random works at least 8 hours? probability distribution px(x) 6 hours 7 hours 8 hours 9 hours 10 hours 0.62 0.78 пол