Interactive practice questions
A suspension bridge is being built. The top of the concrete tower is $76.2$76.2 metres above the bridge and the connection point for the main cable is $29.6$29.6 metres from the tower. The concrete tower and the bridge are perpendicular to each other.
If the angle the cable makes with the road is $a$a, find $a$a to two decimal places.
Easy
3min
Find the length of $AB$AB to two decimal places.
Easy
3min
Find the length of $AD$AD to two decimal places.
Easy
3min
Find the length of $AD$AD to two decimal places.
Easy
2min
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