What's the length of the hypotenuse of the triangle to the nearest tenth

Find the quotient. 50a2 – 98b2 -5a +7b

1c) the number 131 is a term in the sequence defined by the explicit rule f(n)=5n-4. which term in the sequence is 131? 2a) write the first four terms of the function f(n)=n^2-1 2b) what is the 10th term of the sequence defined by the explicit rule f(n)=n^2-1 2c) the number 224 is a term in the sequence defined by the explicit rule f(n)=n^2-1. which term in the sequence is 224?

How do the definitions, properties, and postulates you've learned about line segments, parallel lines, and angles to define the shapes of polygons