Set up the porportion: x/120= 40/100
Cross multiply: 100x=120 times 40
Notice the picture,
recall your SOH, CAH, TOA
you have,
opposite side, 165
adjacent side, 50
and the angle
that means, we'll need Mrs. tangent
thus
Answer:
∠1=55°
Step-by-step explanation:
Since all the angles in a triangle have to add up to 180° we can make an equation
80°+45°+∠1=180°
∠1=55°
X=12 do you need an explanation?
Answer:
Given:
To find:
Step-by-step explanation: