Q3, CW #2 - Wayground - Unit 10 Review

Calculate the length of the bold arc.
SHOW WORK: WRITE FORMULA, SUBSTITUTE, SOLVE

• 49.7 ft

• 15.8 ft

• 24.9 ft

• 3.14 ft

Calculate the area of the sector.
SHOW WORK: WRITE FORMULA, SUBSTITUTE, SOLVE

• 9.2 sq. in.

• 10.5 sq. in.

• 31.4 sq. in.

• 38.2 sq. in.

What is the area of the following shape?
SHOW WORK: WRITE FORMULAS, SUBSTITUTE, SOLVE

• 100 sq. cm.

• 60 sq. cm.

• 50 sq. cm.

• 25 sq. cm.

Find the area of the figure:
SHOW WORK: WRITE FORMULA, SUBSTITUTE, SOLVE

Mathematical Equivalence

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What is the area of this kite?
SHOW WORK: WRITE FORMULA, SUBSTITUTE, SOLVE

• 28 in, 24 in

• 28 in

• 336 sq in

• 672 sq in

In a regular polygon, the line from the center to an outer vertice is a(n)

• Apothem

• Central Angle

• Radius

• Regular Polygon

In a regular polygon the line from the center to the mid-point of an outer side is a(n)

• Radius

• Central Angle

• Sine

• Apothem

Find the area of this regular polygon.
SHOW WORK: n, CA, 1/2CA, x, s, p, a, draw right triangle cutout, label right triangle cutout, a, x, r, 1/2CA, write trig equation to find a, write formula A = 1/2ap, SUBSTITUTE, SOLVE

• 84.9 m²

• 82.3 m²

• 74.9 m²

• 62 m²

What is the formula for area of a regular polygon.

• ½⋅a⋅p

• a² + b² = c²

• πr²

• √x²+y²

Find h. Round to the tenths.
SHOW WORK: WRITE FORMULA, SUBSTITUTE, SOLVE
THIS IS IN YOUR NOTES PAGE 92!!!

Mathematical Equivalence

ON