C = x + y + 2(x + y) C = 3x + 3y (3) [16] Question 6 6.1 + 550 + 620 = 1800 [sum of of i Δ] ∠s + 1170 = 1800 i = 1800 - 1170 i = 630 i = 620 h [Corresponding j = i = 630 ∠s] (6) 6.2 = 600 [Corresponding x ∠s] + = 1800 [adjacent x y ∠s] = 1800 - 600 y = 1200 (4) 6.3 p = q = 220 [remaining ∠s] ΔABC ΔDEF [AAA] ∴ (2) 6.4 = 15cm and = 10cm x z (3) [corresponding sides of ≡ Δs]
C = x + y + 2(x + y) C = 3x + 3y (3) [16] Question 6 6.1 i + 550 + 620 = 1800 [sum of ∠s of Δ] i + 1170 = 1800 i = 1800 - 1170 i = 630 h = 620 j = i = 630 [Corresponding ∠s] (6) 6.2 x = 600 [Corresponding ∠s] x + y = 1800 [adjacent ∠s] y = 1800 - 600 = 1200 (4) 6.3 p = q = 220 [remaining ∠s] ∴ ΔABC ΔDEF [AAA] (2) 6.4 x = 15cm and z = 10cm [corresponding sides of ≡ Δs] (3)
Grade_8_Term_2_Lesson_PLans_Final.docx