Answer:
The angles that are supplementary to angle 7 includes angle 5 and angle 8.
An example of the ratio 4:1 could be, in a school for every 4 girls there is 1 boy. Or something similar:)
Answer:
35 combinations
Step-by-step explanation:
You have to use the formula for finding combinations in probability. It looks like this:
₇C₃ = 
so that gives you
₇C₃ = 
The 4 factorials cancel each other out, and when you do the math, you get 210/6. That divides evenly into 35. So there are 35 combinations.
Answer:
You did not include an attachment to represent the number line, however I can tell you that 5/8 as a fraction is .625, which is greater than 1/2 or .5 and less than 3/4 or .75