Two fire trucks on the ground on either side of a burning building are 1.3 miles part. They each measure the angle
of elevation to the fire, which are 58º and 52º. How far is each truck from the fire?

White shapes and black shapes are used in a game. some of the shapes are circles. while the rest are squares. the ratio of the number of white shapes to the number of black shapes is 5: 11. the ratio of the number of white cicrles to the number of white squares is 3: 7. the ratio of the number of black circles to the number of black squres is 3: 8. work out what fraction of all the shapes are circles.