Answer:
.
Step-by-step explanation:
We are given that
and
(because that's the ground), so substituting that into
gives
.
1) 23
2) -20
3) 2
4) -28
5) -11
Answer:
1) B
2) C
3) B
Step-by-step explanation:
Radius = D/2 = 7/2 × 2 = 7/4
Circumference = pi × D
= 7/2 pi
7/2 × 3.14 = 10.99
Approximately 11
Answer:
{x,y} = {19/12,5/6}
Step-by-step explanation: