Answer:
45
Step-by-step explanation:
if it is a square then all angles are 90 degrees. the line halfs them all meaning 90/2=45
Answer:
Step-by-step explanation:
Ordered pairs
( 1 , -1 )
( 2 , -3 )
( 3 , -5 )
( 4 , -7 )
( 0 , 1 )
( -1 , 3)
( -2 , 5)
( -3 , 7)
Answer:
15cm
Step-by-step explanation:
All you need to do for this is divide the perimeter (60) by the number of sides on a square (4). 60÷4=15
8(n +5n +6) is the correct anwser
Step-by-step explanation:
4. 3x+7=37, 3x=37-7=30 x=30÷3=10
5. 31=7x-11, 7x=31+11=42 x=42÷7=6
6. 11k-84=92, 11k=92+84=176 k=176÷11=16
7. 4r+13=57, 4r=57-13=44 r=44÷4=11
8. z÷4+16=21, z÷4=21-16=5 z=5×4=20
9. 7=t÷6-3, t÷6=7+3=10 t=10×6=60