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Use the image to answer the question.

A triangle is bisected by a vertical line that connects an apex point, labeled upper A, to a point in the middle of the triangle's base, labeled upper D. The triangle's bottom left vertex is labeled upper C and its bottom right vertex is labeled upper B.

Ines examined the triangle and noticed that segment AD
bisected ∠CAB
. She measured ∠BAD
to be 21 degrees. What is the measure of ∠CAB
in degrees?

(1 point)
The m∠CAB
is
degrees.

1 answer

The measure of ∠CAB in degrees is 2 * 21, which is 42 degrees.
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