Answer:
h=2A/b
Step-by-step explanation:
I did the test
Answer:
59
Step-by-step explanation:
We know that all the angles must add up to 180
so we have
38+2b-20+b-15=180
solve for b
3b+3=180
3b=177
b=59
Cutting her time by 50% means reducing her time by half. Half of 45 seconds is 22.5 seconds. Therefore, to make the team, she must run a lap in 22.5 seconds.
Answer:
296 miles
Step-by-step explanation:
4 hours=240 minutes
240/30=8
37*8=296
Answer:
45 sq cm
Explanation:
