# 7.7.3. Triangles

Find the measure of given that , , and .

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• D
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If , find .

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Determine .

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Given that bisects , and bisects if , find .

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Given that is a triangle, where and , determine .

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If the perimeter of cm, is the midpoint of , and , find the length of .

• Acm
• Bcm
• Ccm
• Dcm
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Find given that , , and .

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In the figure below, find .

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In the figure below, determine .

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Given that is a parallelogram, where and are the midpoints of and respectively, find the length of .

• Acm
• Bcm
• Ccm
• Dcm
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In the figure below, , , and are the midpoints of , , and , respectively. Find the perimeter of the quadrilateral .

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In the figure shown, , , and are the midpoints of , , and , respectively. Find the perimeter of .

• Acm
• Bcm
• Ccm
• Dcm
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is a parallelogram; where and are the midpoints of and respectively, and cm. Determine the length of .

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Given that cm, determine the length of .

• Acm
• Bcm
• Ccm
• Dcm
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Given that , , and , find .

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Given that and are two triangles, where , , , and , determine .

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Given that is a triangle in which , determine the triangle’s type according to its angles without finding their measures.

• Aacute-angled triangle
• Bobtuse-angled triangle
• Cright-angled triangle
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