Answer:
the first option
a = -2
b = 3
Step-by-step explanation:
See photo attached. (:
That slope appears to be 4/6 or 2/3.
The perpendicular slope will have the opposite sign and be the reciprocal.
The perpedicular slope is –3/2.
15
1.) 2.5 meters a second
1 min 12 seconds is 72 seconds. 28 meters on 72 seconds. 28×2.5=72
