Find the area of triangle PQRif p= 6.5 cm, r = 4.3 cm and Ð Q = 39˚. Give your answer correct to 2 decimal places. A. 5.7 cm2 B. 8.79 cm2 C. 8.01 cm2 D. 9.8 cm2
If the Ferris wheel’s diameter is 120 metres, how far would a person riding the ferris wheel travel in one rotation? (Use π= 3.142) A. 407.1 m B. 546 m C. 376.8 m D. 307.3 m
If the Earth’s radius is 6371 metres, what is its circumference? (Use π = 3.14.) A.36 000.23 km B. 43 000.88 km 9800 km D. 40 009.88 km
Calculate the perimeter around this sector of the image. (Use π = 3.142.) A. 16 m B. 12.62 m C. 23.7 m D. 45 m
Find the arc length of the sector. A. 10 cm B. 8.6 cm C. 14.3 cm D. 12 cm
