Answer:
4
Step-by-step explanation:
Answer:
20*20+CD=400+CD
Step-by-step explanation:
Multiply
20
by
20
Answer:
none
Step-by-step explanation:
There is not a given angle side angle or a side angle side (no two angles and no two sides) so no to the first two.
HL includes two given side, which one must be the hypotenuse, and a right angle so no to that one.