FCM 3 Quiz 2

The sides of a right angled triangle BKN are BK = 21 mm and KN = 28 mm. Given that angle K = 90⁰. What is the length of BN?

• 7 mm

• 19 mm

• 35 mm

• 49 mm

The sides of a right angled triangle FGH are FH = 45 cm and GH = 36 cm. Given that angle G = 90⁰. What is the length of FG?

• 9 cm

• 27 cm

• 58 cm

• 81 cm

The interior angles of a quadrilateral are 3y⁰, 4y⁰, 5y⁰ and 6y⁰. What is the size of the largest angle?

• 20⁰

• 60⁰

• 120⁰

• 150⁰

The complementary angle for 67⁰ is:

• 23⁰

• 113⁰

• 157⁰

• 247⁰

The supplementary angle for 71⁰ is:

• 19⁰

• 109⁰

• 161⁰

• 251⁰

Triangle PQR and XYZ are similar triangles. The ratio of corresponding sides is 0.75. What is the area of the larger triangle XYZ if the area of the smaller triangle PQR is 36 m²?

• 20 m²

• 27 m²

• 48 m²

• 64 m²

Triangle DEF and JKL are similar triangles. The ratio of corresponding sides is 0.4. What is the area of the smaller triangle DEF if the area of the larger triangle JKL is 100 mm²?

• 16 mm²

• 40 mm²

• 250 mm²

• 625 mm²

What is image point of (6, - 5) under an anti-clockwise rotation of 90⁰ about the origin?

• (5, 6)

• (- 5, 6)

• (5, - 6)

• (- 5, - 6)

What is image point of (2, 3) under a clockwise rotation of 90⁰ about the origin?

• (3, 2)

• (- 3, 2)

• (3, - 2)

• (- 3, - 2)

What is image point of (- 4, 9) under a clockwise rotation of 180⁰ about the origin?

• (4, 9)

• (4, - 9)

• (- 4, 9)

• (4, 9)