The angles in a triangle are in the ratio 1: 2: 3 a) show that the triangle is a right -angled triangle b) the hypotenuse of the triangle is 15cm long. calculate the length of the shortest side in the triangle

Write the expression 7x^3-28xy^2 as the product of 3 factors

Laura read 1/8 of a comic book in 2 days. she reads the same number of pages every day. what part of the book does she read in a week

Christine wong has asked dave and mike to her move into a new apartment on sunday morning. she has asked them both, in case one of them does not show up. from past experience, christine knows that there is a 40% chance that dave will not show up and a 30% chance that mik a. what is the probability that both dave and mike will show up? (round your answer to 2 decimal places.) b. what is the probability that at least one of them will show up? c. what is the probability that neither dave nor mike will show up? (round your answer to 2 decimal places.)e will not show up. dave and mike do not know each other and their decisions can be assumed to be independent.