. A point light source is kept in front of a convex mirror at a distance of 40 cm. The focal length of
the mirror is 40 cm. Find the position of image.

80

Explanation:

all you do is 40+40 and it equals 80

hypothesising or postulating

i had this question and the answer was 3.15 miles.

martina travels from school to her mom's office. from there, she walks to school. after school, she walks to the library and then to a friends house before finally ending back at home. find martina's total distance traveled.

a) 0 miles  

b) 0.4 miles  

c) 1 mile  

d) 3.15 miles