![\bf \textit{area of a triangle}\\\\ A=\cfrac{1}{2}bh~~ \begin{cases} b=base\\ h=height\\[-0.5em] \hrulefill\\ b=\stackrel{\textit{7 more than the \underline{h}}}{h+7}\\ A=60 \end{cases}\implies 60=\cfrac{1}{2}(h+7)h\implies 120=h^2+7h \\\\\\ 0=h^2+7h-120\implies 0=(h+15)(h-8)\implies h= \begin{cases} -15\\ \boxed{8} \end{cases} \\\\\\ b=h+7\implies \boxed{b=15}](https://tex.z-dn.net/?f=%5Cbf%20%5Ctextit%7Barea%20of%20a%20triangle%7D%5C%5C%5C%5C%0AA%3D%5Ccfrac%7B1%7D%7B2%7Dbh~~%0A%5Cbegin%7Bcases%7D%0Ab%3Dbase%5C%5C%0Ah%3Dheight%5C%5C%5B-0.5em%5D%0A%5Chrulefill%5C%5C%0Ab%3D%5Cstackrel%7B%5Ctextit%7B7%20more%20than%20the%20%5Cunderline%7Bh%7D%7D%7D%7Bh%2B7%7D%5C%5C%0AA%3D60%0A%5Cend%7Bcases%7D%5Cimplies%2060%3D%5Ccfrac%7B1%7D%7B2%7D%28h%2B7%29h%5Cimplies%20120%3Dh%5E2%2B7h%0A%5C%5C%5C%5C%5C%5C%0A0%3Dh%5E2%2B7h-120%5Cimplies%200%3D%28h%2B15%29%28h-8%29%5Cimplies%20h%3D%0A%5Cbegin%7Bcases%7D%0A-15%5C%5C%0A%5Cboxed%7B8%7D%0A%5Cend%7Bcases%7D%0A%5C%5C%5C%5C%5C%5C%0Ab%3Dh%2B7%5Cimplies%20%5Cboxed%7Bb%3D15%7D)
we cannot use -15 for h, because it's a height, and therefore it cannot be negative.
20 Bc it is 10$ each month and 10x20 is 200 plus the 500 is 700
Symmetric Property
Hope This Helps and God Bless!
There are 7 total options to choose from. Red sauce is one option of 7. Mushrooms is 1 option of sever. Red sauce and mushrooms is 2 options out of 6. It is 2:7
Answer:-1/6
Step-by-step explanation: