From a point on the ground the angles of elevation of the bottom and top of a transmission tower fixed at the top of 20 m high building are 45° and 60° respectively. Find the height of the transmission tower.

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Solution

Let be the building of height m and the transmission tower of height meter.

Again let the angle of elevation of the bottom and top of tower at the point is 45° and 60° respectively.

In

Again in

Hence the height of tower is m.

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From a point on the ground, the angles of elevation of the bottom and top of a transmission tower fixed at the top of $20 m$ high building are $45^{\circ} a n d 60^{\circ}$ respectively. Find the height of the transmission tower.

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From a point on the ground the angles of elevation of the bottom and top of a transmission tower fixed at the top of 20 m high building are 45° and 60° respectively. Find the height of the transmission tower.

Let be the building of height m and the transmission tower of height meter. Again let the angle of elevation of the bottom and top of tower at the point is 45° and 60° respectively. In Again in Hence the height of tower is m.

Let be the building of height m and the transmission tower of height meter.

Again let the angle of elevation of the bottom and top of tower at the point is 45° and 60° respectively.

In

Again in

Hence the height of tower is m.