Answer:
to make it perpendicular the slope as to be -5 (opposite reciprocal of the original)
the answer is 7
Step-by-step explanation:
angle 30°
x=14/2
x=7
192
20% of 240 is 48
240-48 = 192
391
1296
( 3 * 3 * 3 + 3 * 3 )²
( 27 + 9 )²
( 36 )²
36 * 36