D the rest would be impossible to recreate
Answer:
Straight 180
Reflex 210
Right 90
Acute 75
Obtuse 135
Step-by-step explanation:
The angle is 80 degrees. The measure of an angle is the exact same as the angle measure of the included arc, so that makes angle BAC 80 degrees
$5.5
Step-by-step explanation:
½ × 11.00
5.5
Hope this helps. Have a good day!
Answer:
Step-by-step explanation:
AB^2 = HB^2 + AH^2 => AB = 15cm
Ta co cong thuc: 1/AH^2 = 1/AB^2 + 1/AC^2 => AC=20cm
Vay SABC= 1/2 .AB.AC = 1/2 .15.20=150cm^2
