An object is placed to the left of a convex lens with a 17 cm focal length so that its image is the same size as the object. What are the image and object positions (magnitude only)?

6 cos 34, 6 sin 34 trig

wavelength divides in half and speed stays the same.

your answer is c! hope this : )

find the surface area of the sphere to the nearest square unit. use a calculator.

a. 254 in.2

b. 64 in.2

c. 127 in.2

d. 1,018 in.2