Answer:
I am pretty sure it is 15.
Step-by-step explanation:
Answer:
x = 32
Step-by-step explanation:
9x=288
divde both side by 9
Answer:
no they dont form a Pythagorean triple
Step-by-step explanation:
a2 + b2 = c2
Lets assume center point of circle as O
OD is the radius of circle . so OD is also 7
All the sides of the triangle are equal . so angle at the center O is 60 degree.
radius = 7
Length of arc CD = 
= 
= 
= 