Right triangle because a2<span> + b</span>2<span> = c</span><span>2</span>
Answer:
D
Step-by-step explanation:
4 people = 15 days
1 people = 15/4 = 3.75
so, 6 people = 3.75 × 6
= 22.5
5:20 6:30 7:40 8:50 9:60 10:70
117
Step-by-step explanation:
(x+3) is 13 because x is 10 so 10+3 is 13 and then 9 so 13×9 is 117