Answer. Number one i think.
Step-by-step explanation:
The sum of two opposite interior angles equals an exterior angle
50+?=115
?=115-50=65°
Fractional index means "xth root of". Negative index means a fraction. So together, what it really means is:
![\frac{1}{\sqrt[5]{32}} = \frac{1}{2}.](https://tex.z-dn.net/?f=%5Cfrac%7B1%7D%7B%5Csqrt%5B5%5D%7B32%7D%7D%20%3D%20%5Cfrac%7B1%7D%7B2%7D.)
20 dollars, she will earn this because five percent of one hundred is five, times five by four and you get your answer of twenty!
Answer:
28.7
Step-by-step explanation:
a^2 + b^2 = c^2
25^2 + 14^2 = 821
Square root of 821 is 28.7.