Support local news in Alameda. Give Now!

Math Puzzle for April 12, 2024

Isosceles running on the beach catches circle on the Lorna Dune

Alameda Post - acute Isosceles triangle with an inscribed circle

Above is an acute Isosceles triangle.
Within the triangle is an inscribed circle.
The apex angle, at the top of the triangle measures 35.000528 °.
The area of the inscribed circle is 90 square units.
Find the area A of the Isosceles triangle.

A = _________ square units

The first correct answer sent to [email protected] wins a gift card worth a lot of ice cream at Tucker’s Ice Cream of Alameda.

Last week’s winner was Madeleine Canavese with x = 22.496026691647103 cm.

Jeff Smith is a former Math teacher and a retired US Navy Lieutenant Commander. Reach him at [email protected].

KQED Curated Content

Support our mission to provide trustworthy news and information for Alameda every day.

Thanks for reading the

Nonprofit news isn’t free.

Will you take a moment to support Alameda’s only local news source?