Thales theorem

1. In ΔABC, D and E are points on sides AB and AC respectively such that DE|| BC and AD : DB = 3 : 1. If EA = 3.3cm, then AC=_______

• 1.1 cm

• 4cm

• 4.4cm

• 5.5cm

Tags

CCSS.HSG.SRT.B.4

ΔABC and ΔPQR are similar triangles such that ∠A = 32° and ∠R = 65°, then ∠B is :

• 83°

• 32°

• 65°

• 97°

Tags

CCSS.HSG.SRT.A.2

E and F are points on the sides PQ and PR

respectively of a Δ PQR. If PE = 4 cm, QE = 4.5 cm, PF = 8 cm and RF = 9 cm, then EF || QR.

• True

• False

Tags

CCSS.HSG.SRT.B.4

Solve for x.

• x = 2
• x = -1
• x = 1
• x = 5

Tags

CCSS.HSG.SRT.B.4

Find the value of x.

• x = 4.5
• x = 9
• x = 30
• x = 3

Tags

CCSS.HSG.SRT.B.4

Does (DE) and (BC) are parallel

• yes

• No

Tags

CCSS.HSG.SRT.B.4

The اeight of the building is

• 324 m

• 225 m

• 594 m

Tags

CCSS.HSG.SRT.B.5