Answer:

Sophie's brother is 9 exactly

Step-by-step explanation:

428 = c + 62 I think this is right I’m not so confident

2x^2 + 7x + 3 ; you multiple each the terms in the first set or parentheses by the other

**Answer:**

44,55,000 cubic meters of treasure could fit the pyramid.

**Step-by-step explanation:**

We are** given the following** in the question:

Base measure = 450 meters

Height = 66 meters

**The volume of the pyramid is given by:**

where A is the ares of the base and H is the height of the pyramid.

Putting values, we get,

**Thus, 4455000 cubic meters of treasure could fit the pyramid.**