A boy stands 20m away from the foot of the tree. The angle of elevation of the top of the tree from 1.5m above the ground is 24 degree. calculate the height of the tree.​

In the image, point a marks the center of the circle. which two lengths must form a ratio of 1 : 2? (options are in the images since thought they were harmful phrases)

What is the length of the missing leg in this right triangle? 18 mm 24 mm 26 mm 32 mm

Identify the converse of the following conditional: if a point is in the first quadrant, then its coordinates are positive. if the coordinates of a point are not positive, then the point is not in the first quadrant. if the coordinates of a point are positive, then the point is in the first quadrant. if a point is in the first quadrant, then its coordinates are positive. if a point is not in the first quadrant, then the coordinates of the point are not positive.