1. was having
2.correct
3.knew
4.correct
Answer: 
Step-by-step explanation:
Given
Length of the plank is 
Foot of the flank is
away from the wall
Lizard climbs 2 m up the wall
from the figure, the two triangles are similar

So, the distance from the wall is

15- 16 yd
16- 12 cm
17- 49 mi
18- 14 ft
Answer:
Step-by-step explanation:
175-(8+45÷3)x7 s
start with what's inside the parenthesis
(8+45÷3) ⇒ (8+15) ⇒(23)
175-(23)x7
then do multiplication
23x7
161
175-161
14
final answer is 14
394.6÷9=43.84 your answer is this perhaps