Given that ABCDEFGH is a cube as shown, what is significant about the square pyramids ADHEG, ABCDG, and ABFEG?

Can i get some on 18,20,& 22? or one of them

How to solve a simultaneous equation involved with fractions?

Merrida uses a pattern in the multiplication table below to find ratios that are equivalent to 7: 9. if merrida multiplies the first term, 7, by a factor of 6, what should she do to find the other term for the equivalent ratio? multiply 9 by 1. multiply 9 by 6. multiply 9 by 7. multiply 9 by 9.