Ryan counted 63 bird last week in the backyard and 71 this week in the back yard. about how many birds did ryan coun?

Write a recursive sequence that represents the sequence defined by the following explicit formula:

1mile equals approximately 1.6 kilometers. which best approximates the number of miles in 6 kilometers?

If two angles of a triangle have equal measures and the third angle measures 90°, what are the angle measures of the triangle? a. 60°, 60°, 60° b. 45°, 90°, 90° c. 30°, 30°, 90° d. 45°, 45°, 90°