What is the Least Common Denominator for the two fractions? 1/4 and 7/10

You are assembling pieces of an iron gate to complete a fence. the finished gate will look like the one below. in order to assemble the gate it is important to under how the pieces are related. part 1: how are pies 1 and 2 in the archway related? part 2: how are the rectangular sections 5 and 6 in the center of the gate related to each other?

Find the height of a square pyramid that has the volume of 32 ft.³ and a base lengthof 4 feet

What is the value of x in the following equation? -3x-2=2x+8