tm133043
07.07.2021 •
Mathematics
N
What is the area of triangle ABC? Round to the nearest
tenth of a square unit.
Trigonometric area formula: Area = { absincc)
A
64°
O 54.9 square units
O 58.8 square units
O 61.8 square units
O 64.1 square units
10
72°
С
B
13
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Ответ:
8
Step-by-step explanation: Because a is perpendicular to b, the value of 9x + 18 = 90. If we subtract 18 from both sides, it becomes 9x = 72. Divide by 9 on both sides to get 8