(A) SAS
<u>Explanation:</u>
According to the figure,
One angle of both the triangles are equal
Two sides of both the triangles are equal
If two sides and one angle are equal, then the given triangles are congruent to each other.
Answer:
qn
Step-by-step explanation:
A
using the Cosine rule in ΔSTU
let t = SU, s = TU and u = ST, then
t² = u² + s² - (2us cos T )
substitute the appropriate values into the formula
t² = 5² + 9² - (2 × 5 × 9 × cos68° )
= 25 + 81 - 90cos68°
= 106 - 33.71 = 72.29
⇒ t =
≈ 8.5 in → A
Answer:
it is 7.5 rate
Step-by-step explanation:
I used a calculator to get the answer and it is correct.