Answer:
5 7/20
Step-by-step explanation:
-3 4/5+9 7/10-11/20
=-19/5+9 7/10- 11/20
=-19/5+97/10-11/20
=59/-11/20
=107/20
=5 7/20
Answer:
Rectangle
Step-by-step explanation:
Note the definition of a rectangle. All angles must be 90°, and opposite sides are parallel and congruent.
It says that Andre "drew a quadrilateral with <em>four right angles and two pairs of congruent sides</em>.", making rectangle a candidate as an answer.
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To be honest I just know that #1 is 143 (I think)
Answer:
A value, or values, we can put in place of a variable (such as x) that makes the equation true.
Example: x + 2 = 7
When we put 5 in place of x we get: 5 + 2 = 7
5 + 2 = 7 is true, so x = 5 is a solution
