Mathematics, 26.01.2021 08:50 82coogs

The figure shows two sectors in which the arcs AB and CD are arcs of concentric circles, centre 0. BD = AC = 4 cm and angle AOB = 1/2 radians. If the perimeter of ABDC is 16cm, calculate
(a) OB,
(b) the area of ABDC.

PLEASE HEL

Answers: 1

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 17:50, tm133043

When using the linear combination metho e linear combination method to solve a system of linear equations, the four options are:

Answers: 1

continue

Mathematics, 21.06.2019 18:30, Braxton12

This is my question~~ ( r ^ 4 - 2r ^ 3 - 23 r ^ 2 - 4r - 32)÷(r+4) ~~ i must use long division to solve it : / i was wondering if anyone world like to solve it. and if so, share step-by-step explanations! you! ❤

Answers: 2

continue

Mathematics, 21.06.2019 18:50, potato3999

Aresearch group wants to find the opinions’ of city residents on the construction of a new downtown parking garage. what is the population of the survey downtown shoppers downtown visitors downtown workers city residents

Answers: 3

continue

Mathematics, 21.06.2019 21:00, ijohnh14

When solving this problem: 3025/5.5 = a/90.75 you get 49912.5 which would be the length of one of the sides of a square when the area is only 90.75 inches. is that answer correct, why, and how is it possible?

Answers: 1

continue

You know the right answer?

The figure shows two sectors in which the arcs AB and CD are arcs of concentric circles, centre 0....