What is the 15th term of the following sequence: 17, 15, 13, ...?​

1. are the triangles similar and if so why? what is the value of x? show your work.

Select the correct answer. in the figure, angle k measures 45°. what is the measurement of angle c? a. 38° b. 45° c. 90° d. 98°

Prove that the sum of two consecutive exponents of the number 5 is divisible by 30.if two consecutive exponents are 5n and 5n + 1, then their sum can be written as 30.