the diagram below show the test scores of two classes of students: Q1. how many students took the test altogether Q2. what is the median score of class B Q3. what was the modal score of class A Q4. what was the range of scores in class B please can you answer

relating to or denoting a system of numbers and arithmetic based on the number ten, tenth parts, and powers of ten.

step-by-step explanation:

c.

step-by-step explanation:

she should of added 9^2 and 12^2. that is because it is a^2+b^2=c^2. c^2 is the hypotenuse and should always be bigger than the other two numbers. which is why she should of added 9 squared and 12 squared together instead of 15 squared.

you need to rotate this triangle about the origin 270 degrees clockwise to create the full square.