Geometry Unit 5 Review

Find the length of the missing side. 

• 17 cm
• 22 cm
• 15 cm
• 13 cm

Tags

CCSS.8.G.B.7

What is the measure of arc AB?

Hint: BD is a diameter

• 140
• 142
• 180
• 153

Answer explanation

Since BD is the diameter, do 180-38 to find the missing arc measure.

Tags

CCSS.HSG.C.B.5

What is the measure of ∠PTQ?

• 100°
• 140°
• 180°
• 120°

Answer explanation

Remember that arc measures and central angles are the same measure. To find the missing angle, subtract the angles given from 360.

Tags

CCSS.HSG.C.A.2

What is the measure of arc JK?

• 55°
• 60°
• 120°
• 135°

Answer explanation

Use what you know about the degree of half a circle to figure out <MQL and then use vertical angles theorem to find <JQN. Finally, add all the angles together.

Tags

CCSS.HSG.C.B.5

What does the 50 cm represent in this picture?

• diameter

• circumference of the circle

• radius

• chord

In the given Δ ABC, AB=AC=13cm and BC=10cm if AD⊥BC, then AD=

[hint: ΔABD is right angled]

• 3cm

• 10cm

• 12cm

• 14cm

Tags

CCSS.HSG.CO.C.10

In the figure, O is the Centre of the circle. A is a point on the circle. Tangent AP=15cm, OP=17cm. Then the diameter of the circle is

• 4cm

• 8cm

• 12cm

• 16cm

Tags

CCSS.HSG.C.A.2

In the figure AP and BP are tangents and O is the Centre of the circle. If ∠APB=80⁰. then ∠AOB is equal to

• 40⁰.

• 80⁰.

• 50⁰.

• 100⁰.

Tags

CCSS.HSG.C.A.2

Find the measure of arc AB.

• 17
• 34
• 68
• 146

Tags

CCSS.HSG.C.A.2

What is the measure of arc DC?

• 140
• 98
• 122
• 61

Tags

CCSS.HSG.C.A.2