The answer would be 50 + 13 = 63
Answer:
A.) -10 is your answer.
Step-by-step explanation:
-5*2 = 10
Don't worry, you won't be going to summer school. Could you please take a clear photo though?
The pythagorean theorem states that a² + b² = c².
We have a = 10 and c = 20.
100 + b² = 400
Subtract 100 from each side.
b² = 300
Get the square root of 300.
It could be expressed as b ≈ 17.321, or could stay in radical form as
.
Hope this helps!