O is the centre of the circle. Calculate the area of the triangle in the figure below? (cos 75°=0.2588 and sin 75°=0.9659)
4.2 cm 150°
B
V 2

In the past, professional baseball was played at the astrodome in houston, texas. the astrodome has a maximum height of 63.4 m. the height of a baseball t seconds after it is hit straight up in the air with a velocity of 45 ft/s is given by h = -9.8t2 + 45t + 1. will a baseball hit straight up with this velocity hit the roof of the astrodome? use the discriminant to explain your answer.

Aright triangle includes one angle that measures 30º. what is the measure of the third angle? a. 30º b. 90º c. 60º d. 130º

Which table shows a proportional relationship between miles traveled and gas used?