Advertisements
Advertisements
प्रश्न
Find PQ, if AB = 150 m, ∠ P = 30° and ∠ Q = 45°.
बेरीज
Advertisements
उत्तर
From ΔAPB
tan 30° = `"AB"/"PB"`
`(1)/(sqrt(3)) = (150)/"PB"`
PB = `150sqrt(3)`
PB = 259.80 m
Also, from ΔABQ
tan 45° = `"AB"/"BQ"`
1 = `(150)/"BQ"`
BQ = 150 m
Therefore,
PQ = PB + BQ
PQ = 259.80 + 150
PQ = 409.80 m
shaalaa.com
Solution of Right Triangles
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 22: Solution of Right Triangles [Simple 2-D Problems Involving One Right-angled Triangle] - TEST YOURSELF [पृष्ठ ३४४]
