Answer:
Step-by-step explanation:
We use the chord formula, (sorry, I forgot its name) to get 3*12=x*x, so x^2=36, x=6.
We do the Same thing on the other side, we get 6*6=6y, which means that x=y=6.
Answer:
Step-by-step explanation:
c + a = 342 ..................... <em>(1)</em>
5c + 12a = 2550 ........... <em>(2)</em>
- 5 × <em>(1)</em> + <em>(2)</em>
7a = 840
<em>a = 120</em>
<em>c</em> = 342 - 120 <em>= 222</em>
Answer:
I promise you that it is 120,000cm
Step-by-step explanation:
Answer:
the blue bubbles are answers. If not,tell me
Step-by-step explanation:
6,7,8,9