Warm Up Friday, November 23, 2018

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Presentation transcript:

Warm Up Friday, November 23, 2018 1. Find the vertex of the parabola and determine if it opens up or down. y= 7 – 16x - 2x2 (-4,39), opens down 2. Name the domain, range and find the y-intercept. Domain: (-∞∞) Rangge: y ≤ 39 Y-intercept (0, 7)

Solving Problems with TANGENT RATIO Day 47

TANGENT Ratio C B A

OPPOSITE LEG tan A = ADJACENT LEG

1.

2.

3. Find the height h of the lamppost to the nearest tenth. The lamppost is about 94 inches tall.

4.

5.

Find the perimeter of the triangle. Round to the nearest tenth. 6.

Find the missing side. Round to the nearest tenth. 7.

Find the missing side. Round to the nearest tenth. 8.

Find the missing side. Round to the nearest tenth. 9.

***REMEMBER*** SET CALCULATORS TO DEGREES Draw the triangle. TAN RATIOS TO 4 DECIMAL PLACES ROUND ANSWERS TO 1 DECIMAL PLACE

Assignment: Page 161 (#1-16.)