Triangle/Parallelogram
Find the area of a parallelogram with a base of 10 yd and a height of 9 yd.
90 yd2
Find the area of a kite with a diagonal of 15 ft and a diagonal of 25 ft.
187.5 ft2
A regular pentagon (5 sides) has an apothem of 9.7 units and a side length of 14.1 units. What is the area to the nearest tenth?
341.9 units2
Find the circumference of a circle with a radius of 9 km.
56.5 km
Find the area of a sector with a radius of 9 cm and the central angle at 31 degrees.
21.9 cm2
Find the area of a triangle with a base of 3 cm and a height of 7 cm.
10.5 cm2
Find the area of a rhombus with a diagonal of 31 and a diagonal of 42.
651 un2
A regular nonagon (9 sides) has an apothem of 5.8 meters and a perimeter of 20.7 meters. What is the area to the nearest tenth?
60.0 m2
Find the area of a circle with a radius of 6 km.
113.1 km2
Find the area of a sector with a radius of 4 km and the central angle at 36 degrees.
5.0 km2
Find the area of a rectangle with a base of 19 in and a height of 14 in.
266 in2
Find the area of a trapezoid with a top base of 2 cm, bottom base of 3 cm, and height of 10 cm.
25 cm2
A regular octagon (8 sides) has an apothem of 17 cm and a side length of 4 cm. What is the area to the nearest tenth?
272 cm2
Find the area of a circle with a diameter of 15 units.
176.7 un2
Find the area of a sector with a radius of 7 inches and the central angle at 100 degrees.
42.8 in2
The area of a parallelogram is 35 m2 and the base is 5 m. What is the height of the parallelogram?
7 m
The area of a rhombus is 117 un2 and one diagonal is 18 un. What is the length of the second diagonal?
13 units
The area of a regular polygon is 1500 ft2. The side length is 12.5 ft and the apothem is 30 ft. How many sides does the polygon have?
8 sides
The circumference of a circle is 61.6 yards. What is the diameter of the circle?
19.6 yards
The area of a sector is 608pi units2. The central angle of the sector is 135 degrees. What is the radius of the sector?
40.3 units
The area of a triangle is 72 km2 and the height is 24 km. What is the base of the triangle?
The area of a trapezoid is 28 in2. The height of the trapezoid is 4 in and b1=8 in. What is the length of b2?
6 in
The area of a regular polygon is 190.4 in2. The apothem of the polygon is 6.8 inches. What is the perimeter of the polygon?
56 inches
The area of a circle is 50pi units2. What is the circumference of the circle?
44.6 units
The area of a sector is 332 m2. The radius of the sector is 11 meters. What is the central angle of the sector?
314.4 degrees