He is not correct, any number 5 or greater rounds the number up.
The speed of the dragonfly would be 7 because 7 rounds 9 to 10 making 6 a 7.
Answer:
10 units
Step-by-step explanation:
Area of smaller ∆ ,
= 1/2 * 2 * 2 = 2 u
Area of larger ∆ ,
= 1/2 * 4 * 4 = 8u
Total area = 8u + 2u = 10 units
1. 7,028 2. 7,208 3. 7,288 4. 7,828 5. 7,088 6. 2,570 7. 2,507 8. 2,577 9. 2,057 10. 2,077 11. 9,009 12. 9,900 13. 9,090 14. 9,099 15. 9,999
Answer:
1/2
Step-by-step explanation:
This 12-sided die has 6 surfaces (sides) numbered less than 7. Thus,
P(rolling a number less than 7) = 6/12 = 1/2