TEKS.MATH.4.6C

Classify the following triangle in as many ways as possible. 

• Isosceles, Acute
• Isosceles, Obtuse
• Scalene, Obtuse
• Equilateral, Acute

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TEKS.MATH.4.6C

A triangle has angle measurements of 27°, 72°, and 81°. What kind of triangle is it?

• acute triangle
• right triangle
• obtuse triangle
• none of the above

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TEKS.MATH.4.6C

Right, acute, or obtuse?

• Right
• Acute
• Obtuse

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TEKS.MATH.4.6C

^{_{What type of angle is this?}}

• Acute
• Obtuse
• Right
• Caboose

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TEKS.MATH.4.6C

What type of triangle is this?

• Equilateral
• Isosceles
• Scalene
• Obtuse

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TEKS.MATH.4.6C

What type of angle measures EXACTLY 90 degrees?

• an acute angle

• an obtuse angle

• a right angle

• a straight angle

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TEKS.MATH.4.6C

Which angle is obtuse?

• R

• P and T

• Q and S

• Q, R, and S

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TEKS.MATH.4.6C

Find the area of this right triangle.

• 17.5 cm²

• 35 cm²

• 20 cm²

• 17.5 cm

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TEKS.MATH.4.6C

Classify this triangle based on its angles.

• acute

• right

• obtuse

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TEKS.MATH.4.6C

Classify this triangle based on its angles.

• acute

• right

• obtuse

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TEKS.MATH.4.6C