WILL DO BRAINLEYEST 40 PTS An oceanic vessel surveys the ocean floor using ultrasonic waves. The ocean beneath the boat is 4600 meters deep. If the ultrasonic wave travels to the bottom of the ocean and back to the boat in 6 seconds, what is its average speed?
A) 770 m/s
B) 1530 m/s
C) 7700 m/s
D) 27600 m/s

What is the area of triangle pqr on the grid? a triangle pqr is shown on a grid. the vertex p is on ordered pair 7 and 6, vertex q is on ordered pair 1 and 6, and the vertex r is on ordered pair 4 and 2. 5 square units 6 square units 10 square units 12 square units

Statement reason 1. δabc is similar to δced. given 2. 3. definition of slope 4. slope of slope of definition of slope 5. slope of × slope of multiplying the slopes 6. slope of × slope of substitution property of equality 7. slope of × slope of simplifying the right side the table contains the proof of the relationship between the slopes of two perpendicular lines. what is the reason for statement 2? a. parallel line segments that meet a common perpendicular line are proportional in length. b. the lengths of vertical and horizontal sides in congruent triangles are in a common ratio. c. trigonometric identities determine the lengths of the legs in a right triangle. d. corresponding side lengths in similar triangles are proportional in length.

How do i simply this radical expression?