Describe the rule of this function, and find the missing number

8-->15

6-->11

10-->19

4-->?

The legs of a right triangle are 5 and 7 cm long, respectively. What is the length of the hypotenuse? If necessary, round your answer to two decimal places. A. 12 cm B. 9 cm C. 4.90 cm D. 8.60 cm

It is possible to trisect a line segment using a straight edge and compass

What pattern do you see when multiplying two powers with the same base

What is the scale factor of a model car if the scale is 1 inch = 2 feet?

How do I create a model to prove answer what is 15% of 60? I know the answer is 9 but very confused on how to show model.

Find the value of C: 6x + Cy = 18 3x + 2y = 8

Complete the steps to solve the equation 6x+1.6=58. Apply the Subtraction Property of Equality. 6x=

What is the simplified form of x minus 5 over x squared minus 3x minus 10 ⋅ x plus 2 over x squared plus x minus 12?

What we get when we multiply the number by a integer

Why does multiplying 37.4 times 0.01 give a product that is less than 37.4