2d-5=17
2d=17+5
2d=22
— —
2 2
d=11
6+7+8
6+8+7
7+6+8
7+8+6
8+7+6
8+6+7
5) Obtuse triangle because the top angle is more than 90 degrees
Answer:
3.14 (or pi ) feet
Step-by-step explanation:
Entire circle circumference = pi *d = 8 pi feet
45 degrees is a fraction of the entire 360 degrees of the circle
45 / 360 * 8 pi = pi = 3.14 ft
