Answer:

Step-by-step explanation:
To find the y-intercept of a graph, we can simply set the value of 'x' equal to 0. If we substitute this into the equation y= x²+3/10, we get:
y= 0²+3/10
y=3/10.
Step-by-step explanation:




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A = h(b/2)
So the height is 8 and the base is 5
A = 8(5/2)
A = 20
I hope this helps! :)
~Ayden
Answer:20+10
Step-by-step explanation: