<span>Yes, the board is long enough. The board is 357 cm long and Suzanna only needs 350 cm length of the board to meet the requirement of 3.5m. </span>
1) 21 books * 17cm = 357 cm is the length of the board.
2) 1 meter = 100 cm
3.5 m * 100cm/1m = 350 cm require length of the board.
X=5
i can send the work if you need it
Answer:
B. 94
Step-by-step explanation:
Angle B = 180 - 143 = 37°.
Angle B + Angle C + Angle D = 180°
37° + 49° + Angle D = 180°
Angle D = 180° - 86° = 94°
