Unit 4A Adv Pre Assessment

In isosceles triangle WXY, the interior angle W is 100^o. The measures of all three interior angles of triangle WXY are...

• 100^o, 40^o, 40^o

• 100^o, 100^o, 160^o

• 100^o, 60^o, 20^o

• 100^o, 100^o, 100^o

The measures of the sides of a triangle are 5 and 11. Find all possible integer values for the measures of the third side, x.

• $6<x<16$
  

• $6\le x\le16$

• $5<x<11$

• $5\le x\le11$

Use the given conditions to classify the triangle by its angles if Triangle ABC has angle A=70^o and angle B=50^o.

• Acute

• Right

• Obtuse

• Equiangular

Use the given conditions to classify the triangle by its SIDES if Triangle ABC has angle A=70^o and angle B=50^o.

• Scalene

• Isosceles

• Equilateral

The ratio of the three angles of a triangle is 5:8:11. What is the measure of the largest angle?

Largest angle = _______^o

BD is a perpendicular bisector of ∆ABC. Find x if AD=x^2 - 7, CD = 8x + 13,
and AB = 4x + 5.

• x = -2

• x = 2

• x = -10

• x = 10

Which of the following angles can you add together to equal angle d? 

• Angle a and Angle b
• Angle b and Angle c
• Angle a and Angle c
• Angle a and Angle b and Angle c