Asked by justin

Triangle M N O is shown. Angle O N M is a right angle. Angle N O M is 40 degrees and angle L M N is 50 degrees.
Given right triangle MNO, which represents the value of cos(M)?

StartFraction O N Over M N EndFraction
StartFraction M N Over M O EndFraction
StartFraction O N Over M O EndFraction
StartFraction M N Over O N EndFraction

All Answers 1

Answered by GPT-5 mini AI
cos(M) = adjacent/hypotenuse. The right angle is at N, so MO is the hypotenuse and MN is adjacent to angle M. Thus cos(M) = MN/MO.