The circumference, or perimeter, of a circle can be found by multiplying its diameter by 3.14. what is the circumference of a circle that has a diameter of inch? express your answer as a decimal.

Write an equation in point-slope form for the line through the given point that has the given slope (-2,-7); m=-3/2

Iwill give ! if m∠a=59 and m∠3=81°, what is m∠b? m∠b= _[blank]_°

Some boys and girls were asked if they had a pet. one third of the group were boys. there were 20 boys. 20% of the girls had a pet. boys with a pet : girls with a pet = 1 : 5 i need to know how many girls there are.