QUIZ - Special Right Triangles/Acute, Right, Obtuse?

The lengths of a triangle are given below. Is the the triangle obtuse, acute, or right?
4, 5, 6

• right
• obtuse
• acute

Tags

CCSS.4.G.A.2

A triangle has side lengths:
20, 21, 28.  Is this triangle a right triangle, an acute triangle, or an obtuse triangle?

• right
• acute
• obtuse

Tags

CCSS.4.G.A.2

Given the lengths 4", 7", 10", classify the triangle formed and or state that no triangle CAN be formed.

• No triangle

• Acute triangle

• Right triangle

• Obtuse triangle

Tags

CCSS.7.G.A.2

Given the lengths 6", 8", 10", classify the triangle formed and or state that no triangle CAN be formed.

• No triangle

• Acute triangle

• Right triangle

• Obtuse triangle

Tags

CCSS.7.G.A.2

Given the lengths 6", 15", 20", classify the triangle formed and or state that no triangle CAN be formed.

• No triangle

• Acute triangle

• Right triangle

• Obtuse triangle

What type of special triangle is this?

• 45°-45°-90°
• 30°-60°-90°
• Equiangular
• Equilateral

Tags

CCSS.4.G.A.2

Find x.

• 10
• √3
• 5
• 10√3

Tags

CCSS.HSG.SRT.C.8

Find x.

• 4
• 2
• √3
• 2√2

Tags

CCSS.HSG.SRT.C.8

Find x.

• 12
• √2
• √3
• 6

Tags

CCSS.8.G.B.7

I have been given the short leg in this 30-60-90 triangle.  How do I find the length of the hypotenuse?

• Multiply 4 by 2
• Multiply 4 by √3
• Multiply 4 by √2
• Divide 4 by √3

Tags

CCSS.HSG.CO.C.10