Here is a worksheet to measure angles:

1. Measure the following angles using a protractor:

a) Angle ABC: __ degrees b) Angle DEF: __ degrees c) Angle GHI: __ degrees d) Angle JKL: __ degrees

1. Classify the following angles as acute, obtuse, or right angles:

a) Angle MNO: __ b) Angle PQR: __ c) Angle STU: __ d) Angle VWX: __

1. Determine the missing angle in each triangle:

a) Triangle XYZ has angles X = 45 degrees and Y = 60 degrees. Find angle Z: __ degrees b) Triangle ABC has angles A = 90 degrees and B = 45 degrees. Find angle C: __ degrees c) Triangle DEF has angles D = 30 degrees and E = 60 degrees. Find angle F: __ degrees

1. Measure the following angles using a protractor and classify them as acute, obtuse, or right angles:

a) Angle GJK: __ degrees, __ angle b) Angle LMN: __ degrees, __ angle c) Angle OPQ: __ degrees, __ angle d) Angle RST: __ degrees, __ angle

1. Determine the missing angle in each quadrilateral:

a) Quadrilateral ABCD has angles A = 90 degrees, B = 60 degrees, and C = 120 degrees. Find angle D: __ degrees b) Quadrilateral EFGH has angles E = 45 degrees, F = 90 degrees, and G = 135 degrees. Find angle H: __ degrees c) Quadrilateral IJKL has angles I = 30 degrees, J = 60 degrees, and K = 90 degrees. Find angle L: __ degrees

Remember to use a protractor to accurately measure the angles.