Answer:
Step-by-step explanation:
the area is L x W so its 42cm
LCM =210
Answer:25
If you add the 20+5
15° and 100°
3 × 5 = 15, 20 × 5 = 100. So the other two angles measure 15° and 100°.
The answers are A and B.
Hope this helps.
r3t40