1) 3x=(4x+50-30)/2
x=10
Explanation: (1/2)(big arc - small arc), plug in the numbers and solve
2) 15•x=33•10
x=22
Explanation: a•b=c•d, plug in the numbers and solve
3) (x+8)•8=(24+4)•4
x=6
Explanation: W•E=W•E, whole•external part= whole•external, plug in the numbers and solve
Answer:
The slope is -2
Step-by-step explanation:
Given



Required
The slope (m)
Slope is calculated as:

So, we have:



Answer:
Angle R is 140 degrees, angle Q is 40 degrees and angle S is also 140 degrees.
Step-by-step explanation:
Answer:
80/320
Step-by-step explanation:
answer is given