Unformatted text preview: 93.6 cm find Area and R
find Area and r
find Area and ra
find R
find r
find Area and rc
find rb
find ra
find R
find R Trigonometry T/36
∠ ABC = 125º 1. In triangle ABC AB = 7.2 cm
Find its area. 2. In triangle XYZ 3. A triangle has edges measuring 3.6, 5.2 and 7.8 cm.
Find the size of its greatest angle. 4. Find the area of a triangle having two edges of 1.8 and 3.4 cm, when the angle
between those two edges is
(i) 20º
(ii) 160º 5. Triangle ABC has ∠ ABC = 115º AC = 7.63 cm BC = 3.8 cm. Find ∠ ACB 6. Triangle XYZ has ∠ XYZ = 105º
Find the length of XZ XY = 17.3 cm YZ = 26.4 cm. 7. A triangular field has hedgelengths of 48, 55 and 87 metres.
Find the size of the largest angle between two of the hedges.
What is the area of the field? 8. A rhombus has an edgelength of 3.5 cm and an obtuse interior vertex angle of 105º.
Find its area. 9. A parallelogram has a edges of 6.3 and 5.7 cm. Its area is 27.4 cm2
What is the size of its obtuse interior vertex angle? BC = 9.6 cm y = 4.7 cm x = 8.3 cm X = 140º. Find Y 10. A triangle LMN h...
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This document was uploaded on 03/01/2014.
 Spring '14

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