Geometry - WEEK 24

Week of: 2/6

*for additional curriculum information, please visit the district's resource High School Pacing Guides  or Georgia Standards of Excellence

Course Name:Geometry with Support

Monday

Standard(s): MGSE9-12.G.C.5 Derive using similarity the fact that the length of the arc intercepted by an angle is proportional to the radius, and define the radian measure of the angle as the constant of proportionality; derive the formula for the area of a sector.

LT: I can find the circumference of a circle

SC: I know that circumference is basically perimeter of a circle

I know the formulas for finding the circumference of a circle

Lesson/Activity: Guided notes and examples for circumference of a circle

IXL Group Jam and then assignment

Resources: IXL

Tuesday

Standard(s): MGSE9-12.G.C.5 Derive using similarity the fact that the length of the arc intercepted by an angle is proportional to the radius, and define the radian measure of the angle as the constant of proportionality; derive the formula for the area of a sector.

LT: I can find the circumference of a circle

I can use the measure of a central angle and the radius to find the arc length 

SC: I know that circumference is basically perimeter of a circle

I know the formulas for finding the circumference of a circle

I can use the arc length formula

Lesson/Activity: Guided notes and examples for arc length in a circle

Students complete the Gimkit assignment

Resources: Gimkit

Wednesday

Standard(s): MGSE9-12.G.C.5 Derive using similarity the fact that the length of the arc intercepted by an angle is proportional to the radius, and define the radian measure of the angle as the constant of proportionality; derive the formula for the area of a sector.

LT: I can find the area of a circle

I can find the area of a sector

SC: I know the formulas for finding the area of a circle

I know that a sector is a fractional portion of the area

Lesson/Activity: Guided notes and examples for area of a circle and area of a sector

IXL Group Jam and then assignment

Resources: Guided notes, IXL

Thursday

Standard(s): MGSE9-12.G.C.5 Derive using similarity the fact that the length of the arc intercepted by an angle is proportional to the radius, and define the radian measure of the angle as the constant of proportionality; derive the formula for the area of a sector.

LT: I can find the arc length for a given central angle of a circle

I can find the area of a sector

SC: I know the formulas for finding the area of a circle

I know that a sector is a fractional portion of the area

I know the formulas for arc length in a circle

Lesson/Activity: Examples for area of a sector and arc length

Resources: Worksheet

Friday

Standard(s): MGSE9-12.G.C.5 Derive using similarity the fact that the length of the arc intercepted by an angle is proportional to the radius, and define the radian measure of the angle as the constant of proportionality; derive the formula for the area of a sector.

LT: I can find the arc length and sector area for a given situation

SC: I know that circumference is basically perimeter of a circle

I know the formulas for finding the circumference of a circle

I can find the length of an arc given a central angle and a radius

I can find the area of a sector

Lesson/Activity: Use DeltaMath as a Test

Resources: DeltaMath