Question Progress 3/9 Marks
829
Some pupils were asked which their favourite school subject was, from a
choice of Maths, English and Science.
Some of the results are shown in the table.
Maths
20
Girls
Boys
Total
English Science
6
12
31
7
37
19
Total
38
32
70
5
25
How many pupils in total chose English as their favourite subject?

See attachment below and find the equivalent of tan(∠qsr)

The construction of copying qpr is started below. the next step is to set the width of the compass to the length of ab. how does this step ensure that a new angle will be congruent to the original angle? by using compass take the measures of angle and draw the same arc according to it.

Andy wants to find the distance d across a river. he located points as shown in the figure, then use similar triangles to find that d = 223.5 feet. how can you tell without calculating that he must be wrong? tell what you think he did wrong and correct his error. round your answer to the nearest tenth if necessary. andy must have used the wrong . the distance d is actually feet.