The side lengths of a triangle are 15.8 cm, 7.9 cm and 22.3 cm. find the perimeter of the triangle.

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

in problems involving proportions, we can use cross products to test whether two ratios are equal and form a proportion. to find the cross products of a proportion, we multiply the outer terms, called the extremes, and the middle terms, called the means.

hope it

i will u if u answer my question in math

answer: i ! the answer is   9000 seconds, also d

hope i

-lavira : )