Geometry 8.4 pg. 573

using the sine ratio

24/sin 61° X ~ 27.44

sinA=O/H sin⁡A=16/20. sin⁡ A=4/5=0.80

Pic applies to 1-6 Read directions: wants ratio as a fraction and then a decimal to nearest hundredth

15. Solve the right triangle

RS≈6.7 m∠R≈42 m∠T≈48 m∠S=90

Round to the nearest hundredth

tan52°=13x X~ 16.64​

11.

​ 3.5 sin ⁡20° Use a calculator ℎ≈1.2 ft

Use a special right triangle to express sin 60° as a fraction and as a decimal to the nearest hundredth.

Use example 2 in book as a guide Use the special right triangle 30°-60°-90° sin 60°=sq. Root 3​​/2 ≈ 0.87