How are 198:1,287 and 2:13 equivalent ratios

Expressing 198 : 1287 in its simplest form, gives the value 2 :13 ; Hence, the two ratio expressions are equivalent.

In other to determine if 198:1,287 and 2:13 are equivalent ratios ;

Dividing both values by 99 ;

198 : 1287 = 2 : 13

Since, the ratio 198 : 1287 simplified to its lowest term equals 2 : 13 ; then both ratios are equivalent.

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r(0,90)(x,y) . t(-5,0)

last option

step-by-step explanation:

∆def to ∆d"e"f"

- rotate 90 counterclockwise degrees

- then translated 5 to the left (x --> x - 5)

answer is the last option

they are simplified

step-by-step explanation: