The answer is A hope it helps
Answer:
y= 20
Step-by-step explanation:
y=2*5x
Let x =2
y = 2*5 (2)
y = 10*2
y= 20
Answer:

Step-by-step explanation:
Use distributive property to simplify both sides.

Use the Golden Rule of Algebra: (<em>What</em><em> </em><em>we</em><em> </em><em>do</em><em> </em><em>to</em><em> </em><em>one</em><em> </em><em>side</em><em>,</em><em> </em><em>we</em><em> </em><em>must</em><em> </em><em>do</em><em> </em><em>to</em><em> </em><em>the</em><em> </em><em>other</em><em>)</em><em>.</em>




Step-by-step explanation:
to find slant height.
- l²=(a/2)²+h²
- l²=2.25+36
- l=√38.25
- l=6.18
total surface of square base pyramid =a²+2al
hope it helps.
<h3>stay safe healthy and happy.</h3>