Answer:
cos 30° =767.6/hypotenus
(make h the subject of the formular)
h = 767.6/cos 30°
h =767.6/0.154
h =4,985
approximately 5,000
28 students....ratio of boys to girls is 2 to 5...added = 7
2/7(28) = 56/7 = 8 boys
5/7(28) = 140/7 = 20 girls
so right now, there is 8 boys and 20 girls (8/20 = 2/5)
so lets add 2 boys...making it 30 students
10 boys and 20 girls = 10/20 = 1/2 or 1 to 2
answer is : u have to add 2 boys to get a ratio of boys to girls = to 1:2
<span>You will have 9 groups and the max will be 4 people in each group
</span>
(0, -5) and (0, 3)
Is the answer to question 1
and i think that -4 is the answer to question 2