minahilamber minahilamber 12-07-2022 Mathematics contestada help me please please please!!! What formula should be used to calculate an unknown side of a right angled triangle when the hypotenuse (c) and one other side (b) are known? a) Oa^2 = b^2-c^2 b) Oa^2 = c^2 + b^2 c) Oa^2 = c^2-b^2 d) Oc^2 = a^2 - b^2 e) Oc^2 = b^2- a^2