Answer:
b
Step-by-step explanation:
The two regular pentagons could be differnt sizes, so they are not all congruent hope this helps :)
No because the exponent on 6^3 is 216 and if you use (4•6)^3 then you’ll have to multiply the quotations and then Square it to the third

Answer is

When it's powered numbers, remember to choose the one with the largest power. For example,

And

Choose 10, same goes to y, where you choose 7 not 4 since 7 is larger.
Hope this helps. - M
The answer would be -3/2
A reciprocal is the inverse of a number.
When using this in fractions just switch the numerator and denominator. This is done by dividing the fraction by one, but in the case of a negative fraction you would divide by negative 1.