I think the answer is 140, because in the question is asked twice angle R, so I multiplied 70 x 2= 140.
Answer= 140
Hope this helps!!
and sorry if I get it wrong
Answer:
7
Step-by-step explanation:
Answer: your answer is B
Step-by-step explanation:
Please mark me brainlist
A=l*w
161=14w
161/14=w
11.5cm is the width
Answer:
B. -√2/2.
Step-by-step explanation:
This is in the third quadrant so the sine will be negative.
The hypotenuse = √ [( -3)^2 + (-3)^2]
= √18 = 3√2.
Therefore the sine = -3 / 3√2.
= -1 / √2
= -√2/2..