IXL | Find measures of complementary, supplementary, and adjacent angles | 7th grade math

or

What is the value of j?

28°

j

°

ref_doc_title.

or

Learn with an example

question

What is the value of y?

29°

45°

y

°

key idea

Adjacent angles share a vertex and a side, but no interior points. You can add the measures of adjacent angles to find the total measure.

solution

29°

45°

y

Add the measures of the adjacent angles.

y	=	29° + 45°

y	=	74°

So, y = 74°.

Looking for more? Try these:

Lesson: Complementary angles

Lesson: Supplementary angles

Lesson: Adjacent angles

or

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Not feeling ready yet? These can help:

Identify complementary, supplementary, and adjacent angles

Lesson: Complementary angles

Lesson: Supplementary angles

Lesson: Adjacent angles