Question

If AD = 8 cm and AC = 24.5 cm, calculate the length of AB.

A. 16cm
B. 15 cm
C. 30.63 cm
D. 14 cm

Answer 1

@RadEn

Answer 2

AB^2 = AD * AC

Answer 3

AB^2 = 8 * 24.5 = 8 * 49/2 = 4 * 49
take the square root...
AB = sqrt(4 * 49) = sqrt(4) * sqrt(49) = ...

Answer 4

i got 15 is that right?

Answer 5

sqrt(4) = 2
sqrt(49) = 7
multiply of both ...

Answer 6

oh ok lol 14:)

Answer 7

yes, that's right :)