I 7 The triangular prism above has equilateral triangular bases with sides of 4 in and a height of 4.5 in, and
rectangular sides measuring 4 in by 7 in. What is the lateral surface area of the prism?
A 18 in2
B 28 in2
C 84 in?
D 102 in2
H

Explain how you can use the associative property to evaluate (7x50)x4.

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base

In the figure below, ∠dec ≅ ∠dce, ∠b ≅ ∠f, and segment df is congruent to segment bd. point c is the point of intersection between segment ag and segment bd, while point e is the point of intersection between segment ag and segment df. the figure shows a polygon comprised of three triangles, abc, dec, and gfe. prove δabc ≅ δgfe.