- 90° + 1 ZBAC1.Practice set 3.1In figure 3.8, ZACD is an exterior angle of A ABC.B = 40°, ZA-70°. Find the measure of ZACDM2. In A PQR, ZP = 70°, ZQ = 65° then find ZR.& Fig. 3.83. The measures of angles of a triangle are xº, (x-20)°, (x-40).Find the measure of each angle.The measure of one of the angles of a triangle is twice the measure of its smallestangle and the measure of the other is thrice the measure of the smallest angle. Find themeasures of the three angles.ootooA 0oA 0 27 0 DooDooDoo

- 90° + 1 ZBAC1.Practice set 3.1In figure 3.8, ZACD is an exterior an

1.	- 90° + 1 ZBAC1.Practice set 3.1In figure 3.8, ZACD is an exterior angle of A ABC.B = 40°, ZA-70°. Find the measure of ZACDM2. In A PQR, ZP = 70°, ZQ = 65° then find ZR.& Fig. 3.83. The measures of angles of a triangle are xº, (x-20)°, (x-40).Find the measure of each angle.The measure of one of the angles of a triangle is twice the measure of its smallestangle and the measure of the other is thrice the measure of the smallest angle. Find themeasures of the three angles.ootooA 0oA 0 27 0 DooDooDoo
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