Answer:
79°
Step-by-step explanation:
The sum of the interior angles of a quadrilateral (4 sided figure) IS 360.
Take 360 - (101 + 121 + 59)
360 - 281 = 79
Answer:what I don’t get it pls explain
Step-by-step explanation:
Umm pls explain well is there supposed to be a picture or something
Answer:
9. 23
10. D
Step-by-step explanation:
<h3>9.</h3>
In order to make the equation true, the blank must contain 23.
That statement, however, is an example of the <em>commutative property of addition</em>. The symmetric property says if a = b, then b = a.
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<h3>10.</h3>
Your calculator can tell you which expressions are equivalent to 25·18. Clearly, the sum in choice D is not a product that will be equivalent.