Angle R - Apex
Just took the quiz, the answer was Angle R.
Hope this helps people in the future
Answer:
Step-by-step explanation:
h = √6 units
b = √9 units
A = b*h/2 = √6·√9 /2 = √(6·9)/2 = √(2·3·3·3)/2 = 3√3 /2 units ²≈ 2.6 units²
GIVEN BY POINTS :-
( -1, 9) , ( 4 , -3)
Here ,
Using Distance formula :
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