Quiz In Class

Title: Area of sector

Grade: 7-a Lesson: S1-L6

Explanation:

Quiz: in Class

Problem Id Question

1

If the radius of a sector is 28cm and \$\theta = 180^\circ\$. Find the area.

A) \$1232 cm^2\$

B) \$1549 cm^2\$

C) \$1352 cm^2\$

D) \$1458 cm^2\$

2

If the radius of a sector is 21cm and \$\theta = 60^\circ\$. Find the area.

A) \$254 cm^2\$

B) \$244 cm^2\$

C) \$231 cm^2\$

D) \$352 cm^2\$

3

If the radius of a sector is 42m and \$\theta = 60^\circ\$. Find the area.

A) \$924 m^2\$

B) \$856 m^2\$

C) \$665 m^2\$

D) \$756 m^2\$

4

The area of a sector is \$7392 cm^2\$ and \$\theta = 120^\circ\$. Find the radius.

A) \$78cm\$

B) \$84cm\$

C) \$76cm\$

D) \$66cm\$

5

The area of a sector is \$154 m^2\$ and radius is 14m. Find the \$\theta\$.

A) \$\theta = 150^\circ\$

B) \$\theta = 65^\circ\$

C) \$\theta = 180^\circ\$

D) \$\theta = 90^\circ\$


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