Directions: Find the principal square root of the following and then determine whether it is rational and irrational. 1. √121 =
2. √75 =
3. √45 =
4. √484=​

Ricardo ran the 400 meter race 3 times his fastest time was 54.3 seconds his slowest time was 56.1 seconds if his average time was 55.0 seconds what was his time for the third race

The angle of a triangle are given as 6x,(x-3), and (3x+7). find x then find the measures of the angles

What is the probability of throwing several dice with sum equal to 6 (six)? show the ways of possibilities for sum 6 (as the numerator) and the ways of throwing n dices for n = 1, 2, 3, 4 or 5 as denominator for all the questions to earn full credits. (a)throw one die, (b) throw two dice, (c) throw three dice (d) throw 4 dice, (e) throw 5 dice