Answer:
84
Step-by-step explanation:
only three number are a multiple of 14
14 * 5 = 70
14 * 6 = 84
14 * 7 = 98
neither 70 nor 98 is a multiple of 4
only 84 is a multiple of 4, 7 and 14
Its 37.5 just device them and round to the nearest tenth.
C a rectangle. brainily says this is too short so I am writing more
Answer:
You have to find the are of the triangle: Area=(base* height)/2=
=(10x + 2y)*(3x - y)/2=(5x + y)*(3x - y)=
=15x2-2xy-y2.