# Posts by Lavanda

Total # Posts: 6

Trig
a. Form a pair of simultaneous equations by letting y1 equal the left side and y2 equal the right side of sqrt 5-x=1. b.Repeat part (a) with the equivalent equation sqrt 5=x+1 c. Repeat part (a) with the equivalent equation sqrt 5-x-1=0

Trig
Find the other five trigonometric ratios of theta. cos theta=7/20 cos theta=1/5

Algebra
Find the complete solution of each equation. Express your answer in degrees. sec^2 θ+sec θ=0 2 cos^2 θ+1=0 cot θ=cot^2 θ sin^2 θ+5 sin θ=0

Algebra
Find the complete solution of each equation. Express your answer in degrees. sec^2 θ+sec θ=0 2 cos^2 θ+1=0 cot θ=cot^2 θ sin^2 θ+5 sin θ=0

Algebra
In 1915, the tallest flagpole in the world was in San Francisco. a. When the angle of elevation of the sun was 55 degrees, the length of the shadow cast by this flagpole was 210 ft. Find the height of the flagpole to the nearest foot. b. What was the length of the shadow when ...

Algebra
In triangle GHI, angle H is a right angle, GH=40, and cos G=40/41. Find each value in fraction and in decimal form. a. sin G b. sin I c. cot G d. csc G e. cos I f. sec H

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