The answer I believe is D. BC is congruent to DF
Answer:
Answers are below
Step-by-step explanation:
1. For every 4 boys, there are 3 girls.
2a. 14-p
2b. (d+f)/8
2c. 2x+5
2d. c/6
3a. 2a+2b
3b. 21d+12e
3c. 8a+24b
4. Speed = distance/time
5a. 101 boys and 121 girls
5b. 8 won + 4 lost = 12 games in total
6a. 65
6b. 657
6c. 98
7a. 49.99
7b. 110.92
Hope these answers are correct! Please mark me as brainliest!
Population = all Texas 8th graders
Sample = Mrs. Jones's thirty 8th graders
Sampling method = convenience sampling
Yes, there was a sampling bias. Since the complete sample was from the same school and class, it does not represent the total population of Texas 8th graders very well.
Hoped this helped :D
You literally need to apply the formula

where
is the mass and
is the speed