The position of a sprinter at the starting blocks is shown in the diagram. Given that angle 1 and angle 4 are right angles, which statement can be proved?
(Picture included.)
A<3 is congruent to <5
Bm<1 + m<4 = 90 degrees
Cm<3 + m<5 =180 degrees
D<1 is congruent to <4
(Picture included.)
A<3 is congruent to <5
Bm<1 + m<4 = 90 degrees
Cm<3 + m<5 =180 degrees
D<1 is congruent to <4