Calculate the length of an arc of a circle, radius 21m, whichsubtends an angle of 600 at the centre of the circle. (take tt=22/7)(a) 0.22m (b) lim (c) 22m (d) 2.31m (e) 23.1m

Which of the following transformations will always produce a congruent figure?

Using pert, adam munson was able to determine that the expected project completion time for the construction of a pleasure yacht is 21 months, and the project variance is 4. a) what is the probability that the project will be completed in 17 months? b) what is the probability that the project will be completed in 20 months? c) what is the probability that the project will be completed in 23 months? d) what is the probability that the project will be completed in 25 months? e) what is the due date that yields a 95% chance of completion?

What is the area of the original rectangle? 8 cm² 20 cm² 25 cm² 40 cm²