PLEASE I NEED HELP! I WILL FAIL MATH THIS IS MY WHOLE LIFE : G is the center of gravity of a triangle
ABC and A ′ is the midpoint of BC and L is the center of gravity of (A, −1), (B, 2), and (C, 2).
1. Show that 4LA ′ = LA. Solve for L
2. Prove that L and G are symmetric relative to A'.

Asequence is defined recursively by the formula  f(n  +  1)  =  f(n)  +  3 . the first term of the sequence is  –4. what is the next term in the sequence? –7–117

The areas of two similar triangles are 72dm2 and 50dm2. the sum of their perimeters is 226dm. what is the perimeter of each of these triangles?

Use the method of cylindrical shells to find the volume v generated by rotating the region bounded by the given curves about y = 8.8y = x3, y = 0, x = 4use the method of cylindrical shells to find the volume v generated by rotating the region bounded by the given curves about y = 8.8y = x3, y = 0, x = 4