Finging the angle of elevation

[dg_5021]

hey can someone help me solve this problem. How do find the angle of elevation? Is there a formula for it? please help



Problem-
Two calibrated elevation blocks have a combined thickness of 1.86 cm. Find the angle of elevation of the 1.00-meter long track for this situation.

[Tide]

Draw a picture. Can you find the right triangle? :-)