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1. Find x from the figure. 9, If two angles of a triangle are 60° and sy., respectively. Find the third angle. :, (ay90°(b) 80" Cc) 70" (dy ay, , 10. Anangle of a right angled triangle is 45°, , 5 i, if Find the third angle., ; x+157\Ax+30° ase 1b) 90° ona, (030 Oo tL ina AABC. If ZA+.ZB=75° and, I ine ZB+ ZC =150°. Find ZB., 2. From the figure, find ZCBE. (a) 30° (b) 60? (c) 50” (yay, | © 12. The angles of a triangle are in the ratio of, 1: 1:4. Find the three angles., eo (a) 30°, 30°, 120° (b) 40, 30°, 110°, I . A 60", (c) 130°, 30°, 20° (d) 150°, 15°, 15°, 8 ¢ 13. From the figure, find 2A., , } (a) 60° = (b) 45° (c) 20° (d) 30°, j * 3. In the given figure, AOBis straight line. If, | ZAOC = 40°, ZCOD = 4x° and ZBOD =3x°,, { then ZCOD is equal to, , ee o Bu Cc, (a) 15° (b) 45°, >» so (c) 30° (d) 90°, 7 O 5 14. If 21=135°, 24 = 45°. Then, find 22 and, - (ay'80° (b) 100° (c) 120° (a) 140° 43, respectively., , 4. Difference between two complementary, angles is 10°. Calculate the values of both, , les., : as" 45° (b) 40°, 50° (c) 50°, 60° (d) 100°, 10°, , , , 5. Difference between two supplementary (a) 145°, 35° (by 130", 50°, angles is 20°. Find one angle. : (c) 140°, 40° (a) 457,135", (a) 60° (b) 90° (c) 80 (4) 40° 15. The angles of a triangle are in the ratio of, , 6. Complementary angle of an angle is five 2:3 25. Find the angles. 3, , i times of it. Find the angle. (a) a 90°, 45° (b) 90°, 45°, 45, , (ay4s? (b) 15° (c) 30°, 96°, 54° (a) 36°, 54°, 90°, (c) 35° (2 16. If two adjacent angles of a rhombus a!, , 7. Find the angle plates is equal to its in the ratio of 2 : 3, them find the, , lementary angie. measures of all angles., , fai bo" {b) 45° (c)30°_—_ (4) 60" deiee e e, , g. Find the angle ni is equal to its e) zm Jos. 70% 1 nor, sue Be ey 90° (a) 60" (4) None of the above, , “4, Scanned by CamScanner, 17. Which of the following measures of three 21. Which two quadrilaterals have both 2, angles can be those of a triangle? right angles and 2 pairs of parallel sides?, , (a) 40°,60°,80° (b) 90°,60°,20° :, , (c) 100°,80°,50° (d) 40°,80°,90° (a) [, 18, The measures of the four angles of a, , quadrilateral are in the ratio of, , 1:2:3:4. What is the measure of the Z / L/, , greatest angle of quadrilateral? ”, , (a) 144° (b) 135° (c) 125° (d) 150° oZ \ L/, , , , 19, The sum of two opposite angles of a, , parallelogram is 130°. Find all the angles, , of parallelogram. (d), , (a) 65°, 65°, 115°, 115°, , fa we ear ae 22. Which statement is true?, , STs oe on a) All parallelogram aré rectangle because they, , ly 40" 1405, 07 1107 (a eed sides bat arc all the same length, 20. The radius of a circle is 6 cm and the (b) All rhombus are squares because they have, , length of one of its chords is 6 cm. Find 2 sets of parallel sides, , the distance of the chord from the centre. (c) All nonagons are polygons because they, , (a) 3m (b) 3V3 cm have at least 3 sides., , (c) 10cm (d) 5cm (d) All hexagons are triangles because they, , have at least 3 sides.