X= 10
complementary angles= 90° so 90-50=40
40 ÷ 4= 10
Step-by-step explanation: First you put two pencil then add another two pencil. Now how much do you have in total, the answer is 4.
9 because it’s skip counting by 3 and 2
Answer:
Hope this helps. x=12 and y= -10
Answer:
1.25/1.5
Step-by-step explanation:
height (rise) 1.25m
Width (run) .3m per stair
5 stairs x .3m per stair= 1.5m
Rise/run= 1.25/1.5