Answer:
85.3
Step-by-step explanation:
In this quetion we have to find the coordinate of point C on rotation by 180 degree about origin .
The rule for rotation by 180 degree about the origin is
It means , the x and y coordinates become opposite. That is
The new coordinate of point C (-3,4) is
And that's the required answer.
Answer:Mitchell can make more bracelets
Step-by-step explanation:
- Michelle does 35 in 7 hours 35÷7=5
- Mitchell does 16 in 2 hours 16÷2=8
- So Mitchell makes more bracelets in 1 hour.
Answer:
Step-by-step explanation:
32²=(40-8)²
=40²-2(40)(8)+8²
=1600-640+64
=1664-640
=1024
also 32²=1024