Answer:
infinite triangles I ready
Answer:
1,1/9,2/3
Step-by-step explanation:
You keep the bottom number and just add or subract the top number
2/5+3/5= 1
8/9-7/9=1/9
3/3-1/3=2/3
Answer:
children = 67
Step-by-step explanation:
two equations can be derived from this question
x + y = 85 equation 1
3x + y = 121 equation 2
where x = number of adults
y = number of children
subtract equation 1 from 2
2x = 36
x = 18
substitute for x in equation 1
y = 85 - 18 = 67
Answer:32sq cm
Step-by-step explanation:
area of square 36
sides are then 6 by 6
6+6+6+6=24
24 can be made into 4+4+8+8 8 is twice as much as 4 8x4=32
