5x + 8 − 3x = −10 x = −9 x = −1 x = 1 x = 9
1 answer:
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Answer:
C
Step-by-step explanation:
The area (A) of the triangle is calculated using
A = ac sinB
with a = 5.04, c = 6.82 and B = 61.73° ← substitute values
A = 0.5 × 5.04 × 6.82 × sin61.73°
= 15.14 units² ( to 2 dec. places )