Answer:
(a) 3
(b) 4
(c) 3
Step-by-step explanation:
To find the number of significant figure, ignore all zeros on the left and count the remaing digits.
(a) ignore 0.0, so 590 is 3 s. f.
(b) no zeros to the left, so 4 s. f.
(c) ignore 0.00, so 122 is 3 s. f.
5 a niceeeee jooooooobbbbbn
Answer:
IJ = 15
Step-by-step explanation:
Since ∠ I ≅ ∠ H , then Δ HIJ is isosceles with sides JH and IJ congruent.
Thus IJ = JH = 15
