Answer:

Step-by-step explanation:
Let
and
.
The midpoint is calculated using the formula;

Substitute the coordinates to get;



Answer:
Length SD is greater than length DM.
Step-by-step explanation:
We know that the measure of the opposite angle and a side are related, so by determining which angle is bigger, we can discover which side is longer.
Angle SUD is greater than angle MUD. Angle SUD is the opposite angle to SD, and angle MUD is the opposite angle to DM. Therefore, SD is greater than DM.
Two factors that give a product of 1600 can be 80 × 20
B and D because it doesnt matter how you write the equation you still get the same answer,
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