3x=x+40
Subtract x from both sides
2x=40
Divide both sides by 2nto get x by itself
x=2
Plug 2 in for x
m∠4 = (3x)
m∠4 = 3(2)
Solve
m∠4 = 6
Answer:
39 Students
Step-by-step explanation:
Radius is just half of a diameter. and you just multiply the diameter by pi for circumference.
so here, it would be 35x2 x 22/7 so the answer is 220 CM
