Answer: area of triangle = 13.4 ft ( after rounding the answer to 3 significance figures)
Step-by-step explanation:
formula for the area of triangle
= S + S + S
= 4.34 + 3.78 + 5.27
= 13.9 ft
= 13.4 ( after rounding off to three significant figures )
#64
Let x represent the time spent for valleyball
Then swimming will be 2x
x + 2x = 4.5
3x = 4.5
x = 4.5/3
x = 1.5
Time spent on valleyball: 1 1/2 hours
Time spent on swimming: 3 hours
A = 30 degrees or pi/6 radian
o = 60 degrees or pi/3 radian
Sorry man, it’s a tough time for figure out
Use this paper and examine the steps. This will help you understand the trigs formula to solve for each.
Answer:
B
Step-by-step explanation:
It is persia brainliest please