Which part of a sperm cell is responsible for providing the cell's energy?
a. round head
b. cell wall
c. mitochondria section
d. flagellum

1. 2. ∠b and ∠y are right angles. 3.? 4.? which two statements are missing in steps 3 and 4? ∠x ≅ ∠c △abc ~ △zyx by the sas similarity theorem. ∠b ≅ ∠y △abc ~ △zyx by the sas similarity theorem. = 2 △abc ~ △zyx by the sss similarity theorem. = 2 △abc ~ △zyx by the sss similarity theorem.

Find the dimensions of the circle. area = 64π in.² r= in.

An isosceles trapezoid was broken into a rectangle and two triangles. what are the base and height of one of the triangles?