What are the values of a and b? 1
3
×
1
4
=
a
b

(i'm asking on here because the online teachers are busy)

How do i solve using pythagorean theorem?

Which expressions are equivalent to k/2 choose 2 answers: a k-2 b 2/k c 1/2k d k/2 e k+k

Find the perimeter of the triangle with vertices  d(3, 4),  e(8, 7), and  f(5, 9). do not round before calculating the perimeter. after calculating the perimeter, round your answer to the nearest tenth.