Answer:
z=28
Step-by-step explanation:
10z-10=9z+18
-9z -9z
z-10=18
+10 +10
z=28
Answer:
X=20
Y=70
Step-by-step explanation:
All angles within a triangle add up to 180
180 - 40 = 140
140 is the top angle of the big triangle
140 + x + x = 180
x = 20
Now use x to find y by subtracting from the right angle (90 degrees)
90 - 20 = 70
70 + 40 + y = 180
Y = 70
Answer:
1/4 > 1/5
Step-by-step explanation:
think of a candy bar. if you split it into 4 parts the prices would be bigger than if u had to break it into 5 parts. also remember that the smaller number eats the bigger number so the sign would be towards the 1/4
See the attached picture for explanation and steps:
