A, B & C form a triangle where ∠ BAC = 90°. AB = 2.7 mm and CA = 5.3 mm.
Find the length of BC, giving your answer rounded to 1 DP.​

An eight-sided die, which may or may not be a fair die, has four colors on it; you have been tossing the die for an hour and have recorded the color rolled for each toss. what is the probability you will roll a brown on your next toss of the die? express your answer as a simplified fraction or a decimal rounded to four decimal places.

Adozen bananas weigh 3 pounds how many ounces does 1 banana weigh

He mass of a single atom of carbon can be found by dividing the atomic mass (12.01 g) by 6.022 x 10^23. which is the mass of a single carbon atom, correctly written in scientific notation with the correct number of significant figures?